diff --git a/pkgs/development/libraries/sentencepiece/default.nix b/pkgs/development/libraries/sentencepiece/default.nix
index 7aeb77a1ece8..bc463aa4010a 100644
--- a/pkgs/development/libraries/sentencepiece/default.nix
+++ b/pkgs/development/libraries/sentencepiece/default.nix
@@ -9,13 +9,13 @@
 
 stdenv.mkDerivation rec {
   pname = "sentencepiece";
-  version = "0.1.95";
+  version = "0.1.94";
 
   src = fetchFromGitHub {
     owner = "google";
     repo = pname;
     rev = "v${version}";
-    hash = "sha256-xpVihdSpjO/mJWM5nzVg9CND3oAEdfCwXQW0jqLVDBA=";
+    sha256 = "sha256:11cqw4hx33gw2jmrg11jyp7fj9pwzwjwzqcn24jfsbgh6n8gks5x";
   };
 
   nativeBuildInputs = [ cmake ];