diff --git a/cabal-install.spec b/cabal-install.spec
index 72c7a86..96d63b4 100644
--- a/cabal-install.spec
+++ b/cabal-install.spec
@@ -4,6 +4,7 @@
 %global ed25519 ed25519-0.0.5.0
 %global cryptohashsha256 cryptohash-sha256-0.11.100.1
 %global hackagesecurity hackage-security-0.5.2.2
+%global subpkgs %{ed25519} %{cryptohashsha256} %{hackagesecurity}
 
 %bcond_with tests
 
@@ -97,15 +98,14 @@ cabal-tweak-dep-ver ghc-prim '< 0.5' '< 0.6'
 
 
 %build
-%ghc_libs_build %{ed25519} %{cryptohashsha256} %{hackagesecurity}
+%ghc_libs_build %{subpkgs}
 %ghc_bin_build
 
 
 %install
-%ghc_libs_install %{ed25519} %{cryptohashsha256} %{hackagesecurity}
+%ghc_libs_install %{subpkgs}
 %ghc_bin_install
-
-%ghc_fix_rpath %{ed25519} %{cryptohashsha256} %{hackagesecurity}
+%ghc_fix_rpath %{subpkgs}
 
 mkdir -p $RPM_BUILD_ROOT%{_sysconfdir}/bash_completion.d
 cp -p bash-completion/cabal $RPM_BUILD_ROOT%{_sysconfdir}/bash_completion.d