diff --git a/src/Makefile.am b/src/Makefile.am
index 797fdcfe9..437fc6828 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -45,7 +45,7 @@ $(LIBSECP256K1): $(wildcard secp256k1/src/*) $(wildcard secp256k1/include/*)
 -include collate-libsnark
 collate-libsnark: $(LIBSNARK)
 
-LIBSNARK_CXXFLAGS = -fPIC -DBINARY_OUTPUT -DNO_PT_COMPRESSION=1
+LIBSNARK_CXXFLAGS = -fPIC -DBINARY_OUTPUT -DNO_PT_COMPRESSION=1 -fstack-protector-all
 LIBSNARK_CONFIG_FLAGS = CURVE=ALT_BN128 NO_PROCPS=1 NO_DOCS=1 STATIC=1 NO_SUPERCOP=1 FEATUREFLAGS=-DMONTGOMERY_OUTPUT NO_COPY_DEPINST=1 NO_COMPILE_LIBGTEST=1
 if HAVE_OPENMP
 LIBSNARK_CONFIG_FLAGS += MULTICORE=1