diff --git a/pkgs/development/python-modules/fastapi-cli/default.nix b/pkgs/development/python-modules/fastapi-cli/default.nix
index b802b058df49..bfbfa0509a21 100644
--- a/pkgs/development/python-modules/fastapi-cli/default.nix
+++ b/pkgs/development/python-modules/fastapi-cli/default.nix
@@ -55,6 +55,10 @@ let self = buildPythonPackage rec {
     mainProgram = "fastapi";
     license = licenses.mit;
     maintainers = [ ];
+    # This package provides a `fastapi`-executable that is in conflict with the one from
+    # python3Packages.fastapi. Because this package is primarily used for the purpose of
+    # implementing the CLI for python3Packages.fastapi, we reduce the executable's priority
+    priority = 10;
   };
 };
 in self