diff --git a/media-libs/opencv/opencv-3.1.0-r7.ebuild b/media-libs/opencv/opencv-3.1.0-r7.ebuild
index 26371e1a6ed55..879e7e25170e5 100644
--- a/media-libs/opencv/opencv-3.1.0-r7.ebuild
+++ b/media-libs/opencv/opencv-3.1.0-r7.ebuild
@@ -115,11 +115,12 @@ pkg_pretend() {
 }
 
 pkg_setup() {
+	[[ ${MERGE_TYPE} != binary ]] && use openmp && tc-check-openmp
 	java-pkg-opt-2_pkg_setup
 }
 
 src_prepare() {
-	default
+	cmake-utils_src_prepare
 
 	# remove bundled stuff
 	rm -rf 3rdparty || die "Removing 3rd party components failed"