diff --git a/pkgs/development/ocaml-modules/janestreet/0.15.nix b/pkgs/development/ocaml-modules/janestreet/0.15.nix
index 261342ae041c..0218d7ec5037 100644
--- a/pkgs/development/ocaml-modules/janestreet/0.15.nix
+++ b/pkgs/development/ocaml-modules/janestreet/0.15.nix
@@ -292,7 +292,8 @@ with self;
 
   csvfields = janePackage {
     pname = "csvfields";
-    hash = "0z47pq17bw776hzvk48ypbd92ps9vlvl86mnhw3j6cqx4ahbjik3";
+    version = "0.15.1";
+    hash = "sha256-bBupsarwjte2NCncNDFSkrrmMR3EYPn+D7xI9zQOhFA=";
     propagatedBuildInputs = [ core num ];
     meta.description = "Runtime support for ppx_xml_conv and ppx_csv_conv";
   };