diff --git a/mach_nix/flake.lock b/mach_nix/flake.lock
index 65af710..eb3bb61 100644
--- a/mach_nix/flake.lock
+++ b/mach_nix/flake.lock
@@ -33,11 +33,11 @@
     "pypi-deps-db": {
       "flake": false,
       "locked": {
-        "lastModified": 1678051695,
-        "narHash": "sha256-kFFP8TN8pEKARtjK9loGdH+TU23ZbHdVLCUdNcufKPs=",
+        "lastModified": 1685526402,
+        "narHash": "sha256-V0SXx0dWlUBL3E/wHWTszrkK2dOnuYYnBc7n6e0+NQU=",
         "owner": "DavHau",
         "repo": "pypi-deps-db",
-        "rev": "e00b22ead9d3534ba1c448e1af3076af6b234acf",
+        "rev": "ba35683c35218acb5258b69a9916994979dc73a9",
         "type": "github"
       },
       "original": {
diff --git a/tests/test_remove_unwanted_deps.nix b/tests/test_remove_unwanted_deps.nix
index 261b4cb..6aa617d 100644
--- a/tests/test_remove_unwanted_deps.nix
+++ b/tests/test_remove_unwanted_deps.nix
@@ -11,7 +11,7 @@ with builtins;
 mach-nix.mkPython (baseArgsMkPython // {
   python = "python39";
   requirements = ''
-    librosa==0.8.0
+    librosa==0.9.0
   '';
   providers.soundfile = "sdist";
   providers._default = "wheel,sdist,nixpkgs";