diff --git a/recipes-devtools/python/python3-cffi_%.bbappend b/recipes-devtools/python/python3-cffi_%.bbappend
new file mode 100644
index 00000000..0628a909
--- /dev/null
+++ b/recipes-devtools/python/python3-cffi_%.bbappend
@@ -0,0 +1,5 @@
+FILESEXTRAPATHS:prepend := "${THISDIR}/${PN}:"
+
+# tests need compiler on target and they need the compiler which was
+# used to build python
+RDEPENDS:${PN}-ptest:append:toolchain-clang = " clang"