diff --git a/src/validators/date.art b/src/validators/date.art
index 0355390..f6f3eea 100644
--- a/src/validators/date.art
+++ b/src/validators/date.art
@@ -52,7 +52,7 @@ define :dateValidator is :validator [
         ; try converting to date using the format
         ; and catch any potential errors
         return not? throws? [
-            _: to :date .format:fmt str
+            discard to :date .format:fmt str
         ]
     ]
 
diff --git a/src/validators/floating.art b/src/validators/floating.art
index 62b65b1..d7d37da 100644
--- a/src/validators/floating.art
+++ b/src/validators/floating.art
@@ -23,7 +23,7 @@ define :floatingValidator is :validator [
         ; based on our own `to` converter
         ; and catching possible errors with `throws?`
         not? throws? [
-            _: to :floating str
+            discard to :floating str
         ]
     ]
 
diff --git a/src/validators/integer.art b/src/validators/integer.art
index ff9642f..1703786 100644
--- a/src/validators/integer.art
+++ b/src/validators/integer.art
@@ -22,7 +22,7 @@ define :integerValidator is :validator [
         ; based on our own `to` converter
         ; and catching possible errors with `throws?`
         not? throws? [
-            _: to :integer str
+            discard to :integer str
         ]
     ]
 
diff --git a/src/validators/version.art b/src/validators/version.art
index d42d089..1b98554 100644
--- a/src/validators/version.art
+++ b/src/validators/version.art
@@ -26,7 +26,7 @@ define :versionValidator is :validator [
             -> return false
 
         not? throws? [
-            _: to :version str
+            discard to :version str
         ]
     ]