diff --git a/unlambda.spec b/unlambda.spec
index 377c7ae..30174b4 100644
--- a/unlambda.spec
+++ b/unlambda.spec
@@ -1,4 +1,4 @@
-# generated by cabal-rpm-0.11.1
+# generated by cabal-rpm-0.12.1
 # https://fedoraproject.org/wiki/Packaging:Haskell
 
 %global pkg_name unlambda
@@ -37,9 +37,12 @@ This package provides the Haskell %{name} shared library.
 %package -n ghc-%{name}-devel
 Summary:        Haskell %{name} library development files
 Provides:       ghc-%{name}-static = %{version}-%{release}
+Provides:       ghc-%{name}-doc = %{version}-%{release}
+%if %{defined ghc_version}
 Requires:       ghc-compiler = %{ghc_version}
 Requires(post): ghc-compiler = %{ghc_version}
 Requires(postun): ghc-compiler = %{ghc_version}
+%endif
 Requires:       ghc-%{name}%{?_isa} = %{version}-%{release}
 
 %description -n ghc-%{name}-devel
@@ -59,6 +62,12 @@ iconv -f iso8859-1 -t utf-8 Language/Unlambda.hs > Language/Unlambda.conv && mv
 %ghc_lib_install
 
 
+%post -n ghc-%{name} -p /sbin/ldconfig
+
+
+%postun -n ghc-%{name} -p /sbin/ldconfig
+
+
 %post -n ghc-%{name}-devel
 %ghc_pkg_recache