diff --git a/pkgs/development/compilers/llvm/7/llvm.nix b/pkgs/development/compilers/llvm/7/llvm.nix
index ef39dd9e918..4f540d23c9e 100644
--- a/pkgs/development/compilers/llvm/7/llvm.nix
+++ b/pkgs/development/compilers/llvm/7/llvm.nix
@@ -20,7 +20,7 @@ let
 
   # Used when creating a version-suffixed symlink of libLLVM.dylib
   shortVersion = with stdenv.lib;
-    concatStringsSep "." (take 2 (splitString "." release_version));
+    concatStringsSep "." (take 1 (splitString "." release_version));
 in stdenv.mkDerivation (rec {
   name = "llvm-${version}";