diff --git a/qtwebkit.spec b/qtwebkit.spec
index 34a3be0..50b0371 100644
--- a/qtwebkit.spec
+++ b/qtwebkit.spec
@@ -69,7 +69,10 @@ Provides:  qt4-webkit-devel%{?_isa} = 2:%{version}-%{release}
 
 %patch1 -p1 -b .pluginpath
 %patch2 -p1 -b .type-cast
+# workaround memory exhaustion during linking of libQtWebKit on s390
+%ifnarch s390
 %patch3 -p1 -b .javascriptcore_debuginfo
+%endif
 %patch4 -p1 -b .no_Werror