diff --git a/liblangtag.spec b/liblangtag.spec
index bbc846b..9cb8350 100644
--- a/liblangtag.spec
+++ b/liblangtag.spec
@@ -48,6 +48,7 @@ The %{name}-gobject package contains files for GObject introspection for
 %package devel
 Summary: Development files for %{name}
 Requires: %{name}%{?_isa} = %{version}-%{release}
+Requires: %{name}-gobject%{?_isa} = %{version}-%{release}
 
 %description devel
 The %{name}-devel package contains libraries and header files for