diff --git a/build/docker/scripts/autotools.sh b/build/docker/scripts/autotools.sh
index 8388f72..67e4f2d 100755
--- a/build/docker/scripts/autotools.sh
+++ b/build/docker/scripts/autotools.sh
@@ -1,6 +1,10 @@
 #!/bin/sh
 set -ev
 
+# haxe hxcpp > 3.4.188 will enable c++11 by default, and break the
+#      build when compiling C files with clang++ by adding -std=c++11
+export HXCPP_NO_CPP11=1
+
 ./bootstrap.sh
 ./configure $*
 make check -j3