diff --git a/packages/zoe/test/unitTests/test-zoe.js b/packages/zoe/test/unitTests/test-zoe.js
index 2ceaaf2fe1c..c2937823ea2 100644
--- a/packages/zoe/test/unitTests/test-zoe.js
+++ b/packages/zoe/test/unitTests/test-zoe.js
@@ -143,10 +143,7 @@ test(`E(zoe).getPublicFacet - no instance`, async t => {
   // @ts-expect-error deliberate invalid arguments for testing
   await t.throwsAsync(() => E(zoe).getPublicFacet(), {
     message:
-      // Golden test uses RegExp "Or" pattern to tolerate earlier versions of
-      // Endo.
-      // TODO: Remove first disjunct once no longer needed
-      /In "getPublicFacet" method of \(ZoeService\): (?:arg 0: .*"\[undefined\]" - Must be a remotable|Expected at least 1 arguments: \[\])/,
+      /In "getPublicFacet" method of \(ZoeService\): Expected at least 1 arguments: \[\]/,
   });
 });
 
@@ -177,10 +174,7 @@ test(`zoe.getIssuers - no instance`, async t => {
   // @ts-expect-error invalid arguments for testing
   await t.throwsAsync(() => E(zoe).getIssuers(), {
     message:
-      // Golden test uses RegExp "Or" pattern to tolerate earlier versions of
-      // Endo.
-      // TODO: Remove first disjunct once no longer needed
-      /In "getIssuers" method of \(ZoeService\): (?:arg 0: .*"\[undefined\]" - Must be a remotable|Expected at least 1 arguments: \[\])/,
+      /In "getIssuers" method of \(ZoeService\): Expected at least 1 arguments: \[\]/,
   });
 });
 
@@ -211,9 +205,7 @@ test(`zoe.getBrands - no instance`, async t => {
   // @ts-expect-error invalid arguments for testing
   await t.throwsAsync(() => E(zoe).getBrands(), {
     message:
-      // Or pattern of golden error tolerant across versions of endo.
-      // TODO: Remove first disjunct once no longer needed
-      /In "getBrands" method of \(ZoeService\): (?:arg 0: .*"\[undefined\]" - Must be a remotable|Expected at least 1 arguments: \[\])/,
+      /In "getBrands" method of \(ZoeService\): Expected at least 1 arguments: \[\]/,
   });
 });
 
@@ -269,9 +261,7 @@ test(`zoe.getTerms - no instance`, async t => {
   // @ts-expect-error invalid arguments for testing
   await t.throwsAsync(() => E(zoe).getTerms(), {
     message:
-      // Or pattern of golden error tolerant across versions of endo.
-      // TODO: Remove first disjunct once no longer needed
-      /In "getTerms" method of \(ZoeService\): (?:arg 0: .*"\[undefined\]" - Must be a remotable|Expected at least 1 arguments: \[\])/,
+      /In "getTerms" method of \(ZoeService\): Expected at least 1 arguments: \[\]/,
   });
 });