diff --git a/cryptojs/test/aes-tests.ts b/cryptojs/test/aes-tests.ts
index d4f0d9537..81e83e594 100644
--- a/cryptojs/test/aes-tests.ts
+++ b/cryptojs/test/aes-tests.ts
@@ -50,7 +50,7 @@ YUI.add('algo-aes-test', function (Y) {
             var expectedKey = key.toString();
             var expectedIv = iv.toString();
 
-            C.AES.encrypt(message, key, { iv: iv });
+            C.AES.encrypt(message, key, { iv });
 
             Y.Assert.areEqual(expectedMessage, message.toString());
             Y.Assert.areEqual(expectedKey, key.toString());
diff --git a/cryptojs/test/des-tests.ts b/cryptojs/test/des-tests.ts
index d889abab1..72ae365f9 100644
--- a/cryptojs/test/des-tests.ts
+++ b/cryptojs/test/des-tests.ts
@@ -74,7 +74,7 @@ YUI.add('algo-des-test', function (Y) {
             var expectedKey = key.toString();
             var expectedIv = iv.toString();
 
-            C.DES.encrypt(message, key, { iv: iv });
+            C.DES.encrypt(message, key, { iv });
 
             Y.Assert.areEqual(expectedMessage, message.toString());
             Y.Assert.areEqual(expectedKey, key.toString());
diff --git a/cryptojs/test/tripledes-tests.ts b/cryptojs/test/tripledes-tests.ts
index cbc123ea3..c0a795c9d 100644
--- a/cryptojs/test/tripledes-tests.ts
+++ b/cryptojs/test/tripledes-tests.ts
@@ -58,7 +58,7 @@ YUI.add('algo-tripledes-test', function (Y) {
             var expectedKey = key.toString();
             var expectedIv = iv.toString();
 
-            C.TripleDES.encrypt(message, key, { iv: iv });
+            C.TripleDES.encrypt(message, key, { iv });
 
             Y.Assert.areEqual(expectedMessage, message.toString());
             Y.Assert.areEqual(expectedKey, key.toString());