diff --git a/src/op_traits.rs b/src/op_traits.rs
index 8d2fadc..9cb1a08 100644
--- a/src/op_traits.rs
+++ b/src/op_traits.rs
@@ -706,10 +706,10 @@ pub fn op_outputs(
         Operator::V128Load16Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
         Operator::V128Load32Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
         Operator::V128Load64Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
-        Operator::V128Store8Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
-        Operator::V128Store16Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
-        Operator::V128Store32Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
-        Operator::V128Store64Lane { .. } => Ok(Cow::Borrowed(&[Type::V128])),
+        Operator::V128Store8Lane { .. } => Ok(Cow::Borrowed(&[])),
+        Operator::V128Store16Lane { .. } => Ok(Cow::Borrowed(&[])),
+        Operator::V128Store32Lane { .. } => Ok(Cow::Borrowed(&[])),
+        Operator::V128Store64Lane { .. } => Ok(Cow::Borrowed(&[])),
 
         Operator::V128Const { .. } => Ok(Cow::Borrowed(&[Type::V128])),
         Operator::I8x16Shuffle { .. } => Ok(Cow::Borrowed(&[Type::V128])),