diff --git a/pkgs/top-level/guile-2-test.nix b/pkgs/top-level/guile-2-test.nix
index 562b251d4c6f..802277d474a1 100644
--- a/pkgs/top-level/guile-2-test.nix
+++ b/pkgs/top-level/guile-2-test.nix
@@ -10,7 +10,7 @@ let
     allPackages {
       inherit system;
       config.packageOverrides = pkgs: {
-        guile = pkgs.guile_1_9;
+        guile = pkgs.guile_2_0;
       };
     };