diff --git a/pkgs/development/python-modules/epitran/default.nix b/pkgs/development/python-modules/epitran/default.nix
index de3f2afa1c2b..594e880e3a93 100644
--- a/pkgs/development/python-modules/epitran/default.nix
+++ b/pkgs/development/python-modules/epitran/default.nix
@@ -17,14 +17,14 @@
 
 buildPythonPackage rec {
   pname = "epitran";
-  version = "1.34.0";
+  version = "1.35.1";
   pyproject = true;
 
   src = fetchFromGitHub {
     owner = "dmort27";
     repo = "epitran";
     tag = "v${version}";
-    hash = "sha256-LKESBSLn2gpXx8kEXmykEkTboIMiS5gZ2Kb9rj1lDTk=";
+    hash = "sha256-XXEZEptrVH+wfWm85B8yZ+RI+6AUZjWFKMjst/V7aE0=";
   };
 
   build-system = [