diff --git a/cabal.project b/cabal.project
index f48dc8010..1dea34496 100644
--- a/cabal.project
+++ b/cabal.project
@@ -6,8 +6,8 @@ package pandoc
 package pandoc-citeproc
   flags: +embed_data_files +bibutils -unicode_collation -test_citeproc -debug
 
-source-repository-package
-    type: git
-    location: https://github.com/jgm/pandoc-citeproc
-    tag: e36c73ac45c54dec381920e92b199787601713d1
+-- source-repository-package
+--     type: git
+--     location: https://github.com/jgm/pandoc-citeproc
+--     tag: e36c73ac45c54dec381920e92b199787601713d1