1 files changed, 2 insertions, 2 deletions
diff --git a/nixpkgs/pkgs/development/interpreters/lfe/generic-builder.nix b/nixpkgs/pkgs/development/interpreters/lfe/generic-builder.nix
index fb034a471e7..6e74229e1e8 100644
--- a/nixpkgs/pkgs/development/interpreters/lfe/generic-builder.nix
+++ b/nixpkgs/pkgs/development/interpreters/lfe/generic-builder.nix
@@ -9,9 +9,9 @@
 }:
 
 let
-  inherit (stdenv.lib) getVersion versionAtLeast splitString head;
+  inherit (stdenv.lib) getVersion versionAtLeast versions;
 
-  mainVersion = head (splitString "." (getVersion erlang));
+  mainVersion = versions.major (getVersion erlang);
 
   proper = buildHex {
     name = "proper";