diff --git a/packages/thirdweb/src/extensions/prebuilts/deploy-published.ts b/packages/thirdweb/src/extensions/prebuilts/deploy-published.ts
index df29f6d26fb..9151c9bed2d 100644
--- a/packages/thirdweb/src/extensions/prebuilts/deploy-published.ts
+++ b/packages/thirdweb/src/extensions/prebuilts/deploy-published.ts
@@ -110,9 +110,14 @@ export async function deployPublishedContract(
     chain,
     deployMetadata,
     client,
-    initializeParams: contractParams || deployMetadata.constructorParams,
-    implementationConstructorParams:
-      implementationConstructorParams || deployMetadata.implConstructorParams,
+    initializeParams: {
+      ...deployMetadata.constructorParams,
+      ...contractParams,
+    },
+    implementationConstructorParams: {
+      ...deployMetadata.implConstructorParams,
+      ...implementationConstructorParams,
+    },
     salt,
   });
 }
@@ -235,14 +240,15 @@ export async function deployContractfromDeployMetadata(
           client,
           account,
           contractId: deployMetadata.name,
-          constructorParams:
-            processedImplParams ||
-            (await getAllDefaultConstructorParamsForImplementation({
+          constructorParams: {
+            ...(await getAllDefaultConstructorParamsForImplementation({
               chain,
               client,
               contractId: deployMetadata.name,
               defaultExtensions: deployMetadata.defaultExtensions,
             })),
+            ...processedImplParams,
+          },
           publisher: deployMetadata.publisher,
           version: deployMetadata.version,
         });