diff --git a/infer/lib/clang_wrappers/clang_wrapper b/infer/lib/clang_wrappers/clang_wrapper
index b088f54cd..eca5f3517 100755
--- a/infer/lib/clang_wrappers/clang_wrapper
+++ b/infer/lib/clang_wrappers/clang_wrapper
@@ -39,4 +39,11 @@ done
 # compiler can't elevate them to error level.
 COMMAND+=("-Wno-everything")
 
+
+# set _FORTIFY_SOURCE to 0 to prevent it from changing some function prototypes
+# https://securityblog.redhat.com/2014/03/26/fortify-and-you/
+# We always do it when building models so we should do same thing
+# when building any source code
+COMMAND+=("-D_FORTIFY_SOURCE=0")
+
 "${COMMAND[@]}"