diff --git a/java-1_8_0-openjdk.spec b/java-1_8_0-openjdk.spec
index c3780ea..af81ba4 100644
--- a/java-1_8_0-openjdk.spec
+++ b/java-1_8_0-openjdk.spec
@@ -198,7 +198,7 @@ Patch14:        zero-javadoc-verbose.patch
 # Patch for PPC
 Patch103:       ppc-zero-hotspot.patch
 # Patch for S390
-#Patch104:       s390-java-opts.patch
+Patch104:       s390-java-opts.patch
 Patch1000:      icedtea-3.0.1-sunec.patch
 Patch1001:      java-1_8_0-openjdk-suse-desktop-files.patch
 Patch2001:      disable-doclint-by-default.patch
@@ -543,10 +543,10 @@ patch -p0 -i %{PATCH14}
 patch -p0 -i %{PATCH103}
 %endif
 
-#%ifarch s390
+%ifarch s390
 # S390 memory issues
-#patch -p0 -i %{PATCH104}
-#%endif
+patch -p0 -i %{PATCH104}
+%endif
 
 patch -p0 -i %{PATCH2001}
 patch -p0 -i %{PATCH2002}