diff --git a/configs/common/hardening b/configs/common/hardening
index f3a538ebd2f4d536bd2bde28d652aa6dfeb6ef7c..66f73a0f1de7aab4d9c17265ad559da82f9e0bd7 100644
--- a/configs/common/hardening
+++ b/configs/common/hardening
@@ -8,5 +8,8 @@ CONFIG_PKG_FORTIFY_SOURCE_2=y
 CONFIG_KERNEL_CC_STACKPROTECTOR_STRONG=y
 CONFIG_PKG_CC_STACKPROTECTOR_STRONG=y
 
+# Enable Stack-Smashing Protection for every executable build
+CONFIG_GCC_DEFAULT_SSP=y
+
 # Enable seccomp in kernel to use procd-seccomp
 CONFIG_LXC_SECCOMP=y