diff --git a/mkspecs/common/mac.conf b/mkspecs/common/mac.conf
index aac9d1b3d7..d267d1f10d 100644
--- a/mkspecs/common/mac.conf
+++ b/mkspecs/common/mac.conf
@@ -31,6 +31,7 @@ QMAKE_LIBS_THREAD       =
 
 QMAKE_DSYMUTIL          = dsymutil
 QMAKE_STRIP             = strip
+QMAKE_STRIPFLAGS_LIB   += -S -x
 
 QMAKE_AR                = ar cq
 QMAKE_RANLIB            = ranlib -s