diff --git a/source/client-side-encryption/etc/test-templates/fle2-InsertFind-Unindexed.yml.template b/source/client-side-encryption/etc/test-templates/fle2-InsertFind-Unindexed.yml.template
index 5d0d00e9d8..c33a954b3f 100644
--- a/source/client-side-encryption/etc/test-templates/fle2-InsertFind-Unindexed.yml.template
+++ b/source/client-side-encryption/etc/test-templates/fle2-InsertFind-Unindexed.yml.template
@@ -80,4 +80,8 @@ tests:
         arguments:
           filter: { encryptedUnindexed: "value123" }
         result:
-          errorContains: "Cannot query"
+          # Expected error message changed in https://github.com/10gen/mongo-enterprise-modules/commit/212b584d4f7a44bed41c826a180a4aff00923d7a#diff-5f12b55e8d5c52c2f62853ec595dc2c1e2e5cb4fdbf7a32739a8e3acb3c6f818
+          # Before the message was "cannot query non-indexed fields with the randomized encryption algorithm"
+          # After: "can only execute encrypted equality queries with an encrypted equality index"
+          # Use a small common substring.
+          errorContains: "encrypt"
diff --git a/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.json b/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.json
index 1a75095907..c1bdc90760 100644
--- a/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.json
+++ b/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.json
@@ -241,7 +241,7 @@
             }
           },
           "result": {
-            "errorContains": "Cannot query"
+            "errorContains": "encrypt"
           }
         }
       ]
diff --git a/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.yml b/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.yml
index 26071fff60..285b46d270 100644
--- a/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.yml
+++ b/source/client-side-encryption/tests/legacy/fle2-InsertFind-Unindexed.yml
@@ -80,4 +80,8 @@ tests:
         arguments:
           filter: { encryptedUnindexed: "value123" }
         result:
-          errorContains: "Cannot query"
\ No newline at end of file
+          # Expected error message changed in https://github.com/10gen/mongo-enterprise-modules/commit/212b584d4f7a44bed41c826a180a4aff00923d7a#diff-5f12b55e8d5c52c2f62853ec595dc2c1e2e5cb4fdbf7a32739a8e3acb3c6f818
+          # Before the message was "cannot query non-indexed fields with the randomized encryption algorithm"
+          # After: "can only execute encrypted equality queries with an encrypted equality index"
+          # Use a small common substring.
+          errorContains: "encrypt"
\ No newline at end of file