diff --git a/test/language/expressions/postfix-decrement/arguments-nostrict.js b/test/language/expressions/postfix-decrement/arguments-nostrict.js
index b0b853549f81ff9ad872f50fcb9674f0dd099d5d..bc20c7d487e71e26a68d8b7913a4198379bf145b 100644
--- a/test/language/expressions/postfix-decrement/arguments-nostrict.js
+++ b/test/language/expressions/postfix-decrement/arguments-nostrict.js
@@ -22,4 +22,6 @@ info: |
 flags: [noStrict]
 ---*/
 
-arguments--;
+if (false) {
+  arguments--;
+}
diff --git a/test/language/expressions/postfix-increment/arguments-nostrict.js b/test/language/expressions/postfix-increment/arguments-nostrict.js
index 687a6b919f23972fd9af4a28e73c59359191a8cd..8a330bfbf14236c278f21bed6752a6715e11e16d 100644
--- a/test/language/expressions/postfix-increment/arguments-nostrict.js
+++ b/test/language/expressions/postfix-increment/arguments-nostrict.js
@@ -22,4 +22,6 @@ info: |
 flags: [noStrict]
 ---*/
 
-arguments++;
+if (false) {
+  arguments++;
+}
diff --git a/test/language/expressions/prefix-decrement/arguments-nostrict.js b/test/language/expressions/prefix-decrement/arguments-nostrict.js
index b35bbcf51ab832dd98b931dbffd953438a12eeff..46b8427d9bf804ebc683bcc623ba6834f3b4a62b 100644
--- a/test/language/expressions/prefix-decrement/arguments-nostrict.js
+++ b/test/language/expressions/prefix-decrement/arguments-nostrict.js
@@ -22,4 +22,6 @@ info: |
 flags: [noStrict]
 ---*/
 
---arguments;
+if (false) {
+  --arguments;
+}
diff --git a/test/language/expressions/prefix-increment/arguments-nostrict.js b/test/language/expressions/prefix-increment/arguments-nostrict.js
index 557fe91383b21ace7f549eb731672bec1fa89adf..a7f24bcc33907bfc91cd823dfe17238c9d4c621e 100644
--- a/test/language/expressions/prefix-increment/arguments-nostrict.js
+++ b/test/language/expressions/prefix-increment/arguments-nostrict.js
@@ -22,4 +22,6 @@ info: |
 flags: [noStrict]
 ---*/
 
-++arguments;
+if (false) {
+  ++arguments;
+}