diff --git a/libs/expat/Makefile b/libs/expat/Makefile
index 5819e0f4f..894d0789c 100644
--- a/libs/expat/Makefile
+++ b/libs/expat/Makefile
@@ -39,6 +39,9 @@ endef
 
 TARGET_CFLAGS += $(FPIC)
 
+HOST_CONFIGURE_VARS += \
+	CPPFLAGS="$(HOST_CFLAGS) -DXML_POOR_ENTROPY"
+
 CONFIGURE_ARGS += \
 	--enable-shared \
 	--enable-static