diff --git a/openssl-sys/src/handwritten/evp.rs b/openssl-sys/src/handwritten/evp.rs
index 9e277453e..aa83c9212 100644
--- a/openssl-sys/src/handwritten/evp.rs
+++ b/openssl-sys/src/handwritten/evp.rs
@@ -93,6 +93,8 @@ extern "C" {
     pub fn EVP_DigestFinal(ctx: *mut EVP_MD_CTX, res: *mut u8, n: *mut u32) -> c_int;
     #[cfg(ossl111)]
     pub fn EVP_DigestFinalXOF(ctx: *mut EVP_MD_CTX, res: *mut u8, len: usize) -> c_int;
+    #[cfg(ossl330)]
+    pub fn EVP_DigestSqueeze(ctx: *mut EVP_MD_CTX, res: *mut u8, len: usize) -> c_int;
 
     #[cfg(ossl300)]
     pub fn EVP_MD_fetch(