diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 0860008a0005..e11e19ea3138 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -20040,6 +20040,16 @@ with pkgs;
     patches = [];
   });
 
+  libgit2_1_5 = libgit2.overrideAttrs (_: rec {
+    version = "1.5.1";
+    src = pkgs.fetchFromGitHub {
+      owner = "libgit2";
+      repo = "libgit2";
+      rev = "v${version}";
+      hash = "sha256-KzBMwpqn6wUFhgB3KDclBS0BvZSVcasM5AG/y+L91xM=";
+    };
+  });
+
   libgit2-glib = callPackage ../development/libraries/libgit2-glib { };
 
   libhsts = callPackage ../development/libraries/libhsts { };