diff --git a/pkgs/applications/science/medicine/xmedcon/default.nix b/pkgs/applications/science/medicine/xmedcon/default.nix
index 2050517894b9..5a0f3877cdbf 100644
--- a/pkgs/applications/science/medicine/xmedcon/default.nix
+++ b/pkgs/applications/science/medicine/xmedcon/default.nix
@@ -10,11 +10,11 @@
 
 stdenv.mkDerivation rec {
   pname = "xmedcon";
-  version = "0.22.0";
+  version = "0.23.0";
 
   src = fetchurl {
     url = "mirror://sourceforge/${pname}/${pname}-${version}.tar.bz2";
-    sha256 = "sha256-Ui7XoLSzTMPIFW/3nARCmvlGF+1l7pmcnKsnvn3NFJE=";
+    sha256 = "sha256-g1CRJDokLDzB+1YIuVQNByBLx01CI47EwGeluqVDujk=";
   };
 
   buildInputs = [