diff --git a/packages/snaps-execution-environments/nyc.config.js b/packages/snaps-execution-environments/nyc.config.js
index 1dd5e1808d..66d23e9fbe 100644
--- a/packages/snaps-execution-environments/nyc.config.js
+++ b/packages/snaps-execution-environments/nyc.config.js
@@ -4,7 +4,7 @@
 module.exports = {
   'check-coverage': true,
   branches: 89.81,
-  lines: 90.37,
+  lines: 90.38,
   functions: 94.31,
-  statements: 90.37,
+  statements: 90.38,
 };
diff --git a/packages/snaps-execution-environments/src/common/endowments/commonEndowmentFactory.ts b/packages/snaps-execution-environments/src/common/endowments/commonEndowmentFactory.ts
index 9efb3849bb..e3d097d910 100644
--- a/packages/snaps-execution-environments/src/common/endowments/commonEndowmentFactory.ts
+++ b/packages/snaps-execution-environments/src/common/endowments/commonEndowmentFactory.ts
@@ -65,7 +65,9 @@ const buildCommonEndowments = (): EndowmentFactory[] => {
       names: [endowmentSpecification.name] as const,
       factory: () => {
         return {
-          [endowmentSpecification.name]: harden(endowmentSpecification),
+          [endowmentSpecification.name]: harden(
+            endowmentSpecification.endowment,
+          ),
         } as const;
       },
     };
diff --git a/packages/snaps-execution-environments/src/common/endowments/index.test.ts b/packages/snaps-execution-environments/src/common/endowments/index.test.ts
index a3211bc92e..922796d5f1 100644
--- a/packages/snaps-execution-environments/src/common/endowments/index.test.ts
+++ b/packages/snaps-execution-environments/src/common/endowments/index.test.ts
@@ -117,7 +117,7 @@ describe('Endowment utils', () => {
       expect(endowments).toMatchObject({
         snap: mockSnapAPI,
         console,
-        Uint8Array: expect.any(Object),
+        Uint8Array: expect.any(Function),
         Math: expect.any(Object),
         setTimeout: expect.any(Function),
         clearTimeout: expect.any(Function),
@@ -126,9 +126,9 @@ describe('Endowment utils', () => {
 
       expect(endowments.snap).toBe(mockSnapAPI);
       expect(endowments.console).toBe(console);
+      expect(endowments.Uint8Array).toBe(Uint8Array);
+      expect(endowments.WebAssembly).toBe(WebAssembly);
 
-      expect(endowments.Uint8Array).not.toBe(Uint8Array);
-      expect(endowments.WebAssembly).not.toBe(WebAssembly);
       expect(endowments.clearTimeout).not.toBe(clearTimeout);
       expect(endowments.setTimeout).not.toBe(setTimeout);
       expect(endowments.Math).not.toBe(Math);