diff --git a/smithy-model/src/main/java/software/amazon/smithy/model/shapes/EnumShape.java b/smithy-model/src/main/java/software/amazon/smithy/model/shapes/EnumShape.java
index 51748f65241..e8ade4e81f1 100644
--- a/smithy-model/src/main/java/software/amazon/smithy/model/shapes/EnumShape.java
+++ b/smithy-model/src/main/java/software/amazon/smithy/model/shapes/EnumShape.java
@@ -294,6 +294,7 @@ public EnumShape build() {
          */
         private void addSyntheticEnumTrait() {
             SyntheticEnumTrait.Builder builder = SyntheticEnumTrait.builder();
+            builder.sourceLocation(getSourceLocation());
             for (MemberShape member : members.get().values()) {
                 try {
                     builder.addEnum(EnumShape.enumDefinitionFromMember(member));
diff --git a/smithy-model/src/test/java/software/amazon/smithy/model/shapes/EnumShapeTest.java b/smithy-model/src/test/java/software/amazon/smithy/model/shapes/EnumShapeTest.java
index 588f34a278a..2cb101c76ab 100644
--- a/smithy-model/src/test/java/software/amazon/smithy/model/shapes/EnumShapeTest.java
+++ b/smithy-model/src/test/java/software/amazon/smithy/model/shapes/EnumShapeTest.java
@@ -17,6 +17,7 @@
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertFalse;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.Map;
@@ -400,10 +401,13 @@ public void canConvertBaseString() {
         StringShape string = StringShape.builder()
                 .id("ns.foo#bar")
                 .addTrait(trait)
+                .source("bar.smithy", 1, 1)
                 .build();
         Optional<EnumShape> optionalEnum = EnumShape.fromStringShape(string);
         assertTrue(optionalEnum.isPresent());
-        assertEquals(trait.getValues(), optionalEnum.get().expectTrait(SyntheticEnumTrait.class).getValues());
+        SyntheticEnumTrait syntheticEnumTrait = optionalEnum.get().expectTrait(SyntheticEnumTrait.class);
+        assertEquals(trait.getValues(), syntheticEnumTrait.getValues());
+        assertNotNull(syntheticEnumTrait.getSourceLocation());
 
         assertEquals(optionalEnum.get().getMember("foo").get(),
                 MemberShape.builder()