diff --git a/dev-libs/pfs/pfs-0.10.0.ebuild b/dev-libs/pfs/pfs-0.10.0.ebuild
index c1e363f9d030d..f40731e44a489 100644
--- a/dev-libs/pfs/pfs-0.10.0.ebuild
+++ b/dev-libs/pfs/pfs-0.10.0.ebuild
@@ -18,6 +18,11 @@ RESTRICT="!test? ( test )"
 
 PATCHES=( "${FILESDIR}"/${P}-Werror.patch )
 
+src_prepare() {
+	rm test/test_proc_stat.cpp | dir
+	cmake_src_prepare
+}
+
 src_configure() {
 	local mycmakeargs=(
 		-Dpfs_BUILD_TESTS=$(usex test)