diff --git a/snap/snapcraft.yaml b/snap/snapcraft.yaml
index 419f1cb4..25b1f470 100644
--- a/snap/snapcraft.yaml
+++ b/snap/snapcraft.yaml
@@ -43,6 +43,7 @@ parts:
 
   barrier:
     source: .
+    source-type: git
     plugin: cmake
     configflags:
       - "-DCMAKE_INSTALL_PREFIX=/usr"