diff --git a/pkgs/applications/version-management/git-and-tools/git-annex/default.nix b/pkgs/applications/version-management/git-and-tools/git-annex/default.nix
index d71c1dff209..2249cf20ce6 100644
--- a/pkgs/applications/version-management/git-and-tools/git-annex/default.nix
+++ b/pkgs/applications/version-management/git-and-tools/git-annex/default.nix
@@ -42,6 +42,7 @@ cabal.mkDerivation (self: {
                     -fProduction
                     -fTDFA";
   preConfigure = "patchShebangs .";
+  installPhase = "./Setup install";
   checkPhase = ''
     export HOME="$NIX_BUILD_TOP/tmp"
     mkdir "$HOME"