diff --git a/config/kernel/kernel.config.armv5tel-ipfire-multi b/config/kernel/kernel.config.armv5tel-ipfire-multi
index 15183300f..1ec0be019 100644
--- a/config/kernel/kernel.config.armv5tel-ipfire-multi
+++ b/config/kernel/kernel.config.armv5tel-ipfire-multi
@@ -7026,6 +7026,7 @@ CONFIG_SECURITY_NETWORK_XFRM=y
 CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR=y
 CONFIG_HARDENED_USERCOPY=y
 CONFIG_HARDENED_USERCOPY_PAGESPAN=y
+CONFIG_FORTIFY_SOURCE=y
 # CONFIG_STATIC_USERMODEHELPER is not set
 # CONFIG_SECURITY_SMACK is not set
 # CONFIG_SECURITY_TOMOYO is not set