diff --git a/pkgs/tools/admin/awsume/default.nix b/pkgs/tools/admin/awsume/default.nix
index 1916ebaf1f45..98cba0c23403 100644
--- a/pkgs/tools/admin/awsume/default.nix
+++ b/pkgs/tools/admin/awsume/default.nix
@@ -1,6 +1,6 @@
 {
   lib,
-  python3,
+  python,
   installShellFiles,
   buildPythonApplication,
   fetchFromGitHub,
@@ -44,9 +44,9 @@ buildPythonApplication rec {
 
   postInstall = ''
     installShellCompletion --cmd awsume \
-      --bash <(PYTHONPATH=./awsume/configure ${python3}/bin/python3 -c"import autocomplete; print(autocomplete.SCRIPTS['bash'])") \
-      --zsh <(PYTHONPATH=./awsume/configure ${python3}/bin/python3 -c"import autocomplete; print(autocomplete.ZSH_AUTOCOMPLETE_FUNCTION)") \
-      --fish <(PYTHONPATH=./awsume/configure ${python3}/bin/python3 -c"import autocomplete; print(autocomplete.SCRIPTS['fish'])") \
+      --bash <(PYTHONPATH=./awsume/configure ${python}/bin/python3 -c"import autocomplete; print(autocomplete.SCRIPTS['bash'])") \
+      --zsh <(PYTHONPATH=./awsume/configure ${python}/bin/python3 -c"import autocomplete; print(autocomplete.ZSH_AUTOCOMPLETE_FUNCTION)") \
+      --fish <(PYTHONPATH=./awsume/configure ${python}/bin/python3 -c"import autocomplete; print(autocomplete.SCRIPTS['fish'])") \
 
     rm -f $out/bin/awsume.bat
   '';