diff --git a/ghc-disk-free-space.spec b/ghc-disk-free-space.spec
index 0e510e0..f8d155e 100644
--- a/ghc-disk-free-space.spec
+++ b/ghc-disk-free-space.spec
@@ -1,4 +1,4 @@
-# generated by cabal-rpm-2.0.6
+# generated by cabal-rpm-2.0.9
 # https://docs.fedoraproject.org/en-US/packaging-guidelines/Haskell/
 
 %global pkg_name disk-free-space
@@ -44,6 +44,7 @@ files.
 %package doc
 Summary:        Haskell %{pkg_name} library documentation
 BuildArch:      noarch
+Requires:       ghc-filesystem
 
 %description doc
 This package provides the Haskell %{pkg_name} library documentation.