diff --git a/pkgs/development/python-modules/google-cloud-texttospeech/default.nix b/pkgs/development/python-modules/google-cloud-texttospeech/default.nix
index 7a3e2a85b1b5..37f86ce4d5c5 100644
--- a/pkgs/development/python-modules/google-cloud-texttospeech/default.nix
+++ b/pkgs/development/python-modules/google-cloud-texttospeech/default.nix
@@ -11,11 +11,11 @@
 
 buildPythonPackage rec {
   pname = "google-cloud-texttospeech";
-  version = "2.12.1";
+  version = "2.12.2";
 
   src = fetchPypi {
     inherit pname version;
-    sha256 = "sha256-JWwYnz12E56GrUSDoatB8pbS+S9C3ZSPsxDW25GfDhA=";
+    sha256 = "sha256-z/rOMqQ+UkJl8zw55JP54+s+Qk+gHxmuBDjZaz3Qacs=";
   };
 
   propagatedBuildInputs = [ libcst google-api-core proto-plus ];