diff --git a/ext/standard/tests/http/ghsa-hgf5-96fm-v528-002.phpt b/ext/standard/tests/http/ghsa-hgf5-96fm-v528-002.phpt
index 37a47df060a..f3302d77c1d 100644
--- a/ext/standard/tests/http/ghsa-hgf5-96fm-v528-002.phpt
+++ b/ext/standard/tests/http/ghsa-hgf5-96fm-v528-002.phpt
@@ -44,7 +44,7 @@ array(6) {
   [0]=>
   string(14) "GET / HTTP/1.1"
   [1]=>
-  string(21) "Host: 127.0.0.1:%d"
+  string(%d) "Host: 127.0.0.1:%d"
   [2]=>
   string(17) "Connection: close"
   [3]=>
diff --git a/ext/standard/tests/http/ghsa-hgf5-96fm-v528-003.phpt b/ext/standard/tests/http/ghsa-hgf5-96fm-v528-003.phpt
index 6c84679ff63..30d20f85541 100644
--- a/ext/standard/tests/http/ghsa-hgf5-96fm-v528-003.phpt
+++ b/ext/standard/tests/http/ghsa-hgf5-96fm-v528-003.phpt
@@ -44,7 +44,7 @@ array(7) {
   [0]=>
   string(14) "GET / HTTP/1.1"
   [1]=>
-  string(21) "Host: 127.0.0.1:%d"
+  string(%d) "Host: 127.0.0.1:%d"
   [2]=>
   string(17) "Connection: close"
   [3]=>