diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index 9667b70c100..a6dfdc166a7 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -28958,6 +28958,7 @@ in
   osi = callPackage ../development/libraries/science/math/osi { };
 
   or-tools = callPackage ../development/libraries/science/math/or-tools {
+    python = python3;
     abseil-cpp = abseil-cpp.override { static = true; };
   };