diff --git a/ghc-Glob.spec b/ghc-Glob.spec
index d845364..2ece691 100644
--- a/ghc-Glob.spec
+++ b/ghc-Glob.spec
@@ -35,6 +35,7 @@ BuildRequires:  ghc-containers-devel
 BuildRequires:  ghc-directory-devel
 BuildRequires:  ghc-dlist-devel
 BuildRequires:  ghc-filepath-devel
+BuildRequires:  ghc-semigroups-devel
 BuildRequires:  ghc-transformers-devel
 BuildRequires:  ghc-transformers-compat-devel
 # End cabal-rpm deps