diff --git a/apt/private/package_resolution.bzl b/apt/private/package_resolution.bzl
index 11643cc..dd99863 100644
--- a/apt/private/package_resolution.bzl
+++ b/apt/private/package_resolution.bzl
@@ -31,6 +31,15 @@ def _parse_dep(raw):
 
         version = (version_and_const[:vconst_i], version_and_const[vconst_i + 1:])
 
+    # Depends: python3:any
+    # is equivalent to
+    # Depends: python3 [any]
+    colon_i = raw.find(":")
+    if colon_i != -1:
+        arch_after_colon = raw[colon_i + 1:]
+        raw = raw[:colon_i]
+        archs = [arch_after_colon.strip()]
+
     name = raw.strip()
     return {"name": name, "version": version, "arch": archs}
 
diff --git a/apt/tests/package_resolution_test.bzl b/apt/tests/package_resolution_test.bzl
index a078075..b76cff2 100644
--- a/apt/tests/package_resolution_test.bzl
+++ b/apt/tests/package_resolution_test.bzl
@@ -50,6 +50,46 @@ def _parse_depends_test(ctx):
         package_resolution.parse_depends("libcap-dev [!kfreebsd-i386 !kfreebsd-amd64 !hurd-i386], autoconf, debhelper (>> 5.0.0), file, libc6 (>= 2.7-1), libpaper1, psutils"),
     )
 
+    asserts.equals(
+        env,
+        [
+            {"name": "python3", "version": None, "arch": ["any"]},
+        ],
+        package_resolution.parse_depends("python3:any"),
+    )
+
+    asserts.equals(
+        env,
+        [
+            [
+                {"name": "gcc-i686-linux-gnu", "version": (">=", "4:10.2"), "arch": None},
+                {"name": "gcc", "version": None, "arch": ["i386"]},
+            ],
+            [
+                {"name": "g++-i686-linux-gnu", "version": (">=", "4:10.2"), "arch": None},
+                {"name": "g++", "version": None, "arch": ["i386"]},
+            ],
+            {"name": "dpkg-cross", "version": None, "arch": None},
+        ],
+        package_resolution.parse_depends("gcc-i686-linux-gnu (>= 4:10.2) | gcc:i386, g++-i686-linux-gnu (>= 4:10.2) | g++:i386, dpkg-cross"),
+    )
+
+    asserts.equals(
+        env,
+        [
+            [
+                {"name": "gcc-x86-64-linux-gnu", "version": (">=", "4:10.2"), "arch": None},
+                {"name": "gcc", "version": None, "arch": ["amd64"]},
+            ],
+            [
+                {"name": "g++-x86-64-linux-gnu", "version": (">=", "4:10.2"), "arch": None},
+                {"name": "g++", "version": None, "arch": ["amd64"]},
+            ],
+            {"name": "dpkg-cross", "version": None, "arch": None},
+        ],
+        package_resolution.parse_depends("gcc-x86-64-linux-gnu (>= 4:10.2) | gcc:amd64, g++-x86-64-linux-gnu (>= 4:10.2) | g++:amd64, dpkg-cross"),
+    )
+
     return unittest.end(env)
 
 version_depends_test = unittest.make(_parse_depends_test)
diff --git a/examples/apt/bullseye.lock.json b/examples/apt/bullseye.lock.json
old mode 100755
new mode 100644
index 2823cbb..53ca1f0
--- a/examples/apt/bullseye.lock.json
+++ b/examples/apt/bullseye.lock.json
@@ -106,10 +106,35 @@
 					"name": "debianutils",
 					"version": "4.11.2"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_amd64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_amd64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_amd64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_amd64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
 				{
 					"key": "base-files_11.1-p-deb11u9_amd64",
 					"name": "base-files",
 					"version": "11.1+deb11u9"
+				},
+				{
+					"key": "libtinfo6_6.2-p-20201114-2-p-deb11u2_amd64",
+					"name": "libtinfo6",
+					"version": "6.2+20201114-2+deb11u2"
 				}
 			],
 			"key": "bash_5.1-2-p-deb11u1_amd64",
@@ -149,6 +174,26 @@
 					"name": "libpcre2-8-0",
 					"version": "10.36-2+deb11u1"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_amd64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_amd64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_amd64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_amd64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
 				{
 					"key": "libgmp10_2-6.2.1-p-dfsg-1-p-deb11u1_amd64",
 					"name": "libgmp10",
@@ -224,6 +269,41 @@
 					"name": "tar",
 					"version": "1.34+dfsg-1+deb11u1"
 				},
+				{
+					"key": "libselinux1_3.1-3_amd64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_amd64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_amd64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_amd64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_amd64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_amd64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "libacl1_2.2.53-10_amd64",
+					"name": "libacl1",
+					"version": "2.2.53-10"
+				},
 				{
 					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_amd64",
 					"name": "zlib1g",
@@ -295,6 +375,31 @@
 					"name": "libzstd1",
 					"version": "1.4.8+dfsg-2.1"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_amd64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_amd64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_amd64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_amd64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "liblzma5_5.2.5-2.1~deb11u1_amd64",
+					"name": "liblzma5",
+					"version": "5.2.5-2.1~deb11u1"
+				},
 				{
 					"key": "liblz4-1_1.9.3-2_amd64",
 					"name": "liblz4-1",
@@ -360,6 +465,11 @@
 					"name": "libhogweed6",
 					"version": "3.7.3-1"
 				},
+				{
+					"key": "libgmp10_2-6.2.1-p-dfsg-1-p-deb11u1_amd64",
+					"name": "libgmp10",
+					"version": "2:6.2.1+dfsg-1+deb11u1"
+				},
 				{
 					"key": "debian-archive-keyring_2021.1.1-p-deb11u1_amd64",
 					"name": "debian-archive-keyring",
@@ -370,6 +480,11 @@
 					"name": "libapt-pkg6.0",
 					"version": "2.2.4"
 				},
+				{
+					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_amd64",
+					"name": "zlib1g",
+					"version": "1:1.2.11.dfsg-2+deb11u2"
+				},
 				{
 					"key": "libxxhash0_0.8.0-2_amd64",
 					"name": "libxxhash0",
@@ -380,6 +495,11 @@
 					"name": "libudev1",
 					"version": "247.3-7+deb11u4"
 				},
+				{
+					"key": "libbz2-1.0_1.0.8-4_amd64",
+					"name": "libbz2-1.0",
+					"version": "1.0.8-4"
+				},
 				{
 					"key": "adduser_3.118-p-deb11u1_amd64",
 					"name": "adduser",
@@ -400,6 +520,16 @@
 					"name": "libpam-modules-bin",
 					"version": "1.4.0-9+deb11u1"
 				},
+				{
+					"key": "libselinux1_3.1-3_amd64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_amd64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
 				{
 					"key": "libpam0g_1.4.0-9-p-deb11u1_amd64",
 					"name": "libpam0g",
@@ -884,6 +1014,66 @@
 					"name": "perl-base",
 					"version": "5.32.1-4+deb11u3"
 				},
+				{
+					"key": "dpkg_1.20.13_amd64",
+					"name": "dpkg",
+					"version": "1.20.13"
+				},
+				{
+					"key": "tar_1.34-p-dfsg-1-p-deb11u1_amd64",
+					"name": "tar",
+					"version": "1.34+dfsg-1+deb11u1"
+				},
+				{
+					"key": "libselinux1_3.1-3_amd64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_amd64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_amd64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_amd64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_amd64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_amd64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "libacl1_2.2.53-10_amd64",
+					"name": "libacl1",
+					"version": "2.2.53-10"
+				},
+				{
+					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_amd64",
+					"name": "zlib1g",
+					"version": "1:1.2.11.dfsg-2+deb11u2"
+				},
+				{
+					"key": "liblzma5_5.2.5-2.1~deb11u1_amd64",
+					"name": "liblzma5",
+					"version": "5.2.5-2.1~deb11u1"
+				},
+				{
+					"key": "libbz2-1.0_1.0.8-4_amd64",
+					"name": "libbz2-1.0",
+					"version": "1.0.8-4"
+				},
 				{
 					"key": "libgdbm6_1.19-2_amd64",
 					"name": "libgdbm6",
@@ -893,6 +1083,11 @@
 					"key": "libgdbm-compat4_1.19-2_amd64",
 					"name": "libgdbm-compat4",
 					"version": "1.19-2"
+				},
+				{
+					"key": "libdb5.3_5.3.28-p-dfsg1-0.8_amd64",
+					"name": "libdb5.3",
+					"version": "5.3.28+dfsg1-0.8"
 				}
 			],
 			"key": "perl_5.32.1-4-p-deb11u3_amd64",
@@ -1052,10 +1247,35 @@
 					"name": "debianutils",
 					"version": "4.11.2"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_arm64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_arm64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_arm64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_arm64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
 				{
 					"key": "base-files_11.1-p-deb11u9_arm64",
 					"name": "base-files",
 					"version": "11.1+deb11u9"
+				},
+				{
+					"key": "libtinfo6_6.2-p-20201114-2-p-deb11u2_arm64",
+					"name": "libtinfo6",
+					"version": "6.2+20201114-2+deb11u2"
 				}
 			],
 			"key": "bash_5.1-2-p-deb11u1_arm64",
@@ -1095,6 +1315,26 @@
 					"name": "libpcre2-8-0",
 					"version": "10.36-2+deb11u1"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_arm64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_arm64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_arm64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_arm64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
 				{
 					"key": "libgmp10_2-6.2.1-p-dfsg-1-p-deb11u1_arm64",
 					"name": "libgmp10",
@@ -1170,6 +1410,41 @@
 					"name": "tar",
 					"version": "1.34+dfsg-1+deb11u1"
 				},
+				{
+					"key": "libselinux1_3.1-3_arm64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_arm64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_arm64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_arm64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_arm64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_arm64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "libacl1_2.2.53-10_arm64",
+					"name": "libacl1",
+					"version": "2.2.53-10"
+				},
 				{
 					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_arm64",
 					"name": "zlib1g",
@@ -1241,6 +1516,31 @@
 					"name": "libzstd1",
 					"version": "1.4.8+dfsg-2.1"
 				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_arm64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_arm64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_arm64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_arm64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "liblzma5_5.2.5-2.1~deb11u1_arm64",
+					"name": "liblzma5",
+					"version": "5.2.5-2.1~deb11u1"
+				},
 				{
 					"key": "liblz4-1_1.9.3-2_arm64",
 					"name": "liblz4-1",
@@ -1306,6 +1606,11 @@
 					"name": "libhogweed6",
 					"version": "3.7.3-1"
 				},
+				{
+					"key": "libgmp10_2-6.2.1-p-dfsg-1-p-deb11u1_arm64",
+					"name": "libgmp10",
+					"version": "2:6.2.1+dfsg-1+deb11u1"
+				},
 				{
 					"key": "debian-archive-keyring_2021.1.1-p-deb11u1_arm64",
 					"name": "debian-archive-keyring",
@@ -1316,6 +1621,11 @@
 					"name": "libapt-pkg6.0",
 					"version": "2.2.4"
 				},
+				{
+					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_arm64",
+					"name": "zlib1g",
+					"version": "1:1.2.11.dfsg-2+deb11u2"
+				},
 				{
 					"key": "libxxhash0_0.8.0-2_arm64",
 					"name": "libxxhash0",
@@ -1326,6 +1636,11 @@
 					"name": "libudev1",
 					"version": "247.3-7+deb11u4"
 				},
+				{
+					"key": "libbz2-1.0_1.0.8-4_arm64",
+					"name": "libbz2-1.0",
+					"version": "1.0.8-4"
+				},
 				{
 					"key": "adduser_3.118-p-deb11u1_arm64",
 					"name": "adduser",
@@ -1346,6 +1661,16 @@
 					"name": "libpam-modules-bin",
 					"version": "1.4.0-9+deb11u1"
 				},
+				{
+					"key": "libselinux1_3.1-3_arm64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_arm64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
 				{
 					"key": "libpam0g_1.4.0-9-p-deb11u1_arm64",
 					"name": "libpam0g",
@@ -1830,6 +2155,66 @@
 					"name": "perl-base",
 					"version": "5.32.1-4+deb11u3"
 				},
+				{
+					"key": "dpkg_1.20.13_arm64",
+					"name": "dpkg",
+					"version": "1.20.13"
+				},
+				{
+					"key": "tar_1.34-p-dfsg-1-p-deb11u1_arm64",
+					"name": "tar",
+					"version": "1.34+dfsg-1+deb11u1"
+				},
+				{
+					"key": "libselinux1_3.1-3_arm64",
+					"name": "libselinux1",
+					"version": "3.1-3"
+				},
+				{
+					"key": "libpcre2-8-0_10.36-2-p-deb11u1_arm64",
+					"name": "libpcre2-8-0",
+					"version": "10.36-2+deb11u1"
+				},
+				{
+					"key": "libc6_2.31-13-p-deb11u8_arm64",
+					"name": "libc6",
+					"version": "2.31-13+deb11u8"
+				},
+				{
+					"key": "libcrypt1_1-4.4.18-4_arm64",
+					"name": "libcrypt1",
+					"version": "1:4.4.18-4"
+				},
+				{
+					"key": "libgcc-s1_10.2.1-6_arm64",
+					"name": "libgcc-s1",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "gcc-10-base_10.2.1-6_arm64",
+					"name": "gcc-10-base",
+					"version": "10.2.1-6"
+				},
+				{
+					"key": "libacl1_2.2.53-10_arm64",
+					"name": "libacl1",
+					"version": "2.2.53-10"
+				},
+				{
+					"key": "zlib1g_1-1.2.11.dfsg-2-p-deb11u2_arm64",
+					"name": "zlib1g",
+					"version": "1:1.2.11.dfsg-2+deb11u2"
+				},
+				{
+					"key": "liblzma5_5.2.5-2.1~deb11u1_arm64",
+					"name": "liblzma5",
+					"version": "5.2.5-2.1~deb11u1"
+				},
+				{
+					"key": "libbz2-1.0_1.0.8-4_arm64",
+					"name": "libbz2-1.0",
+					"version": "1.0.8-4"
+				},
 				{
 					"key": "libgdbm6_1.19-2_arm64",
 					"name": "libgdbm6",
@@ -1839,6 +2224,11 @@
 					"key": "libgdbm-compat4_1.19-2_arm64",
 					"name": "libgdbm-compat4",
 					"version": "1.19-2"
+				},
+				{
+					"key": "libdb5.3_5.3.28-p-dfsg1-0.8_arm64",
+					"name": "libdb5.3",
+					"version": "5.3.28+dfsg1-0.8"
 				}
 			],
 			"key": "perl_5.32.1-4-p-deb11u3_arm64",