diff --git a/smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/directed/CodegenDirector.java b/smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/directed/CodegenDirector.java
index a05faecaf4a..28d0ba88199 100644
--- a/smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/directed/CodegenDirector.java
+++ b/smithy-codegen-core/src/main/java/software/amazon/smithy/codegen/core/directed/CodegenDirector.java
@@ -349,7 +349,7 @@ private SymbolProvider createSymbolProvider(List<I> integrations, ServiceShape s
             provider = integration.decorateSymbolProvider(model, settings, provider);
         }
 
-        return provider;
+        return SymbolProvider.cache(provider);
     }
 
     private C createContext(ServiceShape serviceShape, SymbolProvider provider) {