diff --git a/cabal-install/Distribution/Client/ProjectConfig.hs b/cabal-install/Distribution/Client/ProjectConfig.hs
index 828be1fdb33..6cdc2bd8e41 100644
--- a/cabal-install/Distribution/Client/ProjectConfig.hs
+++ b/cabal-install/Distribution/Client/ProjectConfig.hs
@@ -662,7 +662,7 @@ findProjectPackages projectRootDir ProjectConfig{..} = do
 
 -- | A glob to find all the cabal files in a directory.
 --
--- For a directory @some/dir/@, this is a glob of the form @some/dir/*.cabal@.
+-- For a directory @some/dir/@, this is a glob of the form @some/dir/\*.cabal@.
 -- The directory part can be either absolute or relative.
 --
 globStarDotCabal :: FilePath -> FilePathGlob