diff --git a/media-libs/musicbrainz/musicbrainz-5.1.0.recipe b/media-libs/musicbrainz/musicbrainz-5.1.0.recipe
index 316f48d9e..96f46aed5 100644
--- a/media-libs/musicbrainz/musicbrainz-5.1.0.recipe
+++ b/media-libs/musicbrainz/musicbrainz-5.1.0.recipe
@@ -37,6 +37,8 @@ BUILD_PREREQUIRES="
 
 PATCHES="musicbrainz-5.1.0.patchset"
 
+SOURCE_DIR="libmusicbrainz-$portVersion"
+
 BUILD() {
 	cmake . -DCMAKE_INSTALL_PREFIX=$prefix
 	make