diff --git a/platform/galileo/Makefile.galileo b/platform/galileo/Makefile.galileo
index 7dce1a5c8..05a2b7280 100644
--- a/platform/galileo/Makefile.galileo
+++ b/platform/galileo/Makefile.galileo
@@ -8,7 +8,7 @@ CONTIKI_SOURCEFILES += contiki-main.c newlib-syscalls.c clock.c rtimer-arch.c
 CONTIKI_CPU=$(CONTIKI)/cpu/x86
 include $(CONTIKI)/cpu/x86/Makefile.x86_quarkX1000
 
-CFLAGS += -m32 -march=i586 -nostdinc -isystem $(LIBC)/include -isystem $(LIBGCC_PATH)/include -isystem $(LIBGCC_PATH)/include-fixed
+CFLAGS += -m32 -march=i586 -fno-stack-protector -nostdinc -isystem $(LIBC)/include -isystem $(LIBGCC_PATH)/include -isystem $(LIBGCC_PATH)/include-fixed
 LDFLAGS += -m32 -nostdlib -T $(LINKERSCRIPT)
 ASFLAGS += --32 -march=i586 -mtune=i586
 
diff --git a/platform/galileo/bsp/libc/build_newlib.sh b/platform/galileo/bsp/libc/build_newlib.sh
index a187a7838..baf2cab93 100755
--- a/platform/galileo/bsp/libc/build_newlib.sh
+++ b/platform/galileo/bsp/libc/build_newlib.sh
@@ -57,8 +57,8 @@ build() {
     export COMPILER_AS_FOR_TARGET=as
     export COMPILER_LD_FOR_TARGET=ld
     export COMPILER_NM_FOR_TARGET=nm
-    export CFLAGS_FOR_TARGET="-Os -m32 -march=i586 -mtune=i586 -DPREFER_SIZE_OVER_SPEED"
-    export CXXFLAGS_FOR_TARGET="-Os -m32 -march=i586 -mtune=i586 -DPREFER_SIZE_OVER_SPEED"
+    export CFLAGS_FOR_TARGET="-Os -m32 -march=i586 -mtune=i586 -fno-stack-protector -DPREFER_SIZE_OVER_SPEED"
+    export CXXFLAGS_FOR_TARGET="-Os -m32 -march=i586 -mtune=i586 -fno-stack-protector -DPREFER_SIZE_OVER_SPEED"
 
     mkdir -p install
     ./configure --target=${TARGET} \