diff --git a/php-pecl-http.spec b/php-pecl-http.spec
index 61dec75..0a6b5df 100644
--- a/php-pecl-http.spec
+++ b/php-pecl-http.spec
@@ -188,6 +188,8 @@ export SKIP_ONLINE_TESTS=1
 rm ?TS/tests/client021.phpt
 rm ?TS/tests/client022.phpt
 rm ?TS/tests/client027.phpt
+# sometime on s390x
+rm ?TS/tests/client016.phpt
 rm ?TS/tests/client028.phpt
 
 # Shared needed extensions