diff --git a/pkgs/by-name/jm/jmol/package.nix b/pkgs/by-name/jm/jmol/package.nix
index 1460ada7eac2..bbece5ed904e 100644
--- a/pkgs/by-name/jm/jmol/package.nix
+++ b/pkgs/by-name/jm/jmol/package.nix
@@ -31,7 +31,7 @@ let
   };
 in
 stdenv.mkDerivation (finalAttrs: {
-  version = "16.3.47";
+  version = "16.3.49";
   pname = "jmol";
 
   src =
@@ -40,7 +40,7 @@ stdenv.mkDerivation (finalAttrs: {
     in
     fetchurl {
       url = "mirror://sourceforge/jmol/Jmol/Version%20${baseVersion}/Jmol%20${finalAttrs.version}/Jmol-${finalAttrs.version}-binary.tar.gz";
-      hash = "sha256-THQ67rqlcADtQtq3/vNfV0pUhzFHGFE3Lzf8CLFNuSU=";
+      hash = "sha256-OOHqRgkgG51o8mxo7lDAEQeCFoBSxdwdX72CUYdmRKw=";
     };
 
   patchPhase = ''