diff --git a/codegen/smithy-dafny-codegen/src/main/java/software/amazon/polymorph/smithygo/localservice/shapevisitor/SmithyToDafnyShapeVisitor.java b/codegen/smithy-dafny-codegen/src/main/java/software/amazon/polymorph/smithygo/localservice/shapevisitor/SmithyToDafnyShapeVisitor.java
index df9ef3c9f..afd37a749 100644
--- a/codegen/smithy-dafny-codegen/src/main/java/software/amazon/polymorph/smithygo/localservice/shapevisitor/SmithyToDafnyShapeVisitor.java
+++ b/codegen/smithy-dafny-codegen/src/main/java/software/amazon/polymorph/smithygo/localservice/shapevisitor/SmithyToDafnyShapeVisitor.java
@@ -117,7 +117,7 @@ protected String referenceStructureShape(final StructureShape shape) {
         final var goCodeBlock =
           """
           func () Wrappers.Option {
-              if %s == nil {
+              if (%s) == nil {
               return Wrappers.Companion_Option_.Create_None_()
               }
               return Wrappers.Companion_Option_.Create_Some_(%s)
@@ -155,7 +155,7 @@ protected String referenceStructureShape(final StructureShape shape) {
         final var goCodeBlock =
           """
           func () Wrappers.Option {
-              if %s == nil {
+              if (%s) == nil {
               return Wrappers.Companion_Option_.Create_None_()
               }
               return Wrappers.Companion_Option_.Create_Some_(%s)