diff --git a/build/zss.xml b/build/zss.xml
index 84c80219c..22bb920a6 100644
--- a/build/zss.xml
+++ b/build/zss.xml
@@ -50,7 +50,7 @@
       <arg value="-D_OPEN_THREADS=1"/>
       <arg value="-DHTTPSERVER_BPX_IMPERSONATION=1"/>
       <arg value="${compilerAPFArg}"/>
-      <arg value="-Wc,dll,expo,langlvl(extc99),gonum,goff,hgpr,roconst,ASM,asmlib('CEE.SCEEMAC','SYS1.MACLIB','SYS1.MODGEN')"/>
+      <arg value="-Wc,dll,expo,langlvl(extc99),gonum,goff,hgpr,roconst,ASM,asmlib('CEE.SCEEMAC','SYS1.MACLIB','SYS1.MODGEN'),stackprotect(all)"/>
       <arg value="-Wl,ac=1"/>
       <arg line="-I ${COMMON}/h"/>
       <arg line="-I ${ZSS}/h"/>