diff --git a/pkgs/misc/emulators/wine/sources.nix b/pkgs/misc/emulators/wine/sources.nix
index 0d0f9f21bf2a..d37cc93dfcda 100644
--- a/pkgs/misc/emulators/wine/sources.nix
+++ b/pkgs/misc/emulators/wine/sources.nix
@@ -24,9 +24,9 @@ in rec {
 
     ## see http://wiki.winehq.org/Mono
     mono = fetchurl rec {
-      version = "4.7.0";
+      version = "4.7.1";
       url = "http://dl.winehq.org/wine/wine-mono/${version}/wine-mono-${version}.msi";
-      sha256 = "18d5djnsb70740xs475jg1xsjsrq6zzjv0dmjq3vi7nbv56lg63n";
+      sha256 = "1ai9qsrgiwd371pyqr3mjaddaczly5d1z68r4lxl3hrkz2vmv39c";
     };
   };