diff --git a/dev-python/hunter/hunter-3.5.1.ebuild b/dev-python/hunter/hunter-3.5.1.ebuild
index 92992aad42..bd9a4510a2 100644
--- a/dev-python/hunter/hunter-3.5.1.ebuild
+++ b/dev-python/hunter/hunter-3.5.1.ebuild
@@ -57,6 +57,12 @@ src_unpack() {
 	mv -f "${TEST_S}"/tests/setup.py "${TEST_S}"/setup.py || die
 }
 
+src_prepare() {
+	default
+
+	find . -name '*.c' -delete || die "removing csources failed"
+}
+
 python_compile() {
 	distutils-r1_python_compile