diff --git a/cabal.project b/cabal.project
index d810241ed..5bdb42674 100644
--- a/cabal.project
+++ b/cabal.project
@@ -7,3 +7,4 @@ flags: +embed_data_files
 constraints: skylighting-format-blaze-html >= 0.1.1.2,
              skylighting-format-context >= 0.1.0.2
 
+-- update skylighting/skylighting-core