diff --git a/common.gypi b/common.gypi
index a52915d59a7ac4..3aad8e7722d57b 100644
--- a/common.gypi
+++ b/common.gypi
@@ -315,12 +315,12 @@
 	    'ldflags': [ '-m64' ],
 	   }],
           [ 'target_arch=="s390"', {
-            'cflags': [ '-m31' ],
-            'ldflags': [ '-m31' ],
+            'cflags': [ '-m31', '-march=z196' ],
+            'ldflags': [ '-m31', '-march=z196' ],
           }],
           [ 'target_arch=="s390x"', {
-            'cflags': [ '-m64' ],
-            'ldflags': [ '-m64' ],
+            'cflags': [ '-m64', '-march=z196' ],
+            'ldflags': [ '-m64', '-march=z196' ],
           }],
           [ 'OS=="solaris"', {
             'cflags': [ '-pthreads' ],