diff --git a/pkgs/misc/emulators/wine/unstable.nix b/pkgs/misc/emulators/wine/unstable.nix
index 0e19d6ab893..bcfc1600be4 100644
--- a/pkgs/misc/emulators/wine/unstable.nix
+++ b/pkgs/misc/emulators/wine/unstable.nix
@@ -7,12 +7,12 @@ assert stdenv.isLinux;
 assert stdenv.gcc.gcc != null;
 
 let
-    version = "1.7.20";
+    version = "1.7.23";
     name = "wine-${version}";
 
     src = fetchurl {
       url = "mirror://sourceforge/wine/${name}.tar.bz2";
-      sha256 = "05azpxrl7364ckvkwy7aa2p0vb4qhbc6wcn2l8khqb92jq5inhww";
+      sha256 = "012ww1yifayakw9n2m23sx83dc3i2xiq3bn5n9iprppdhwxpp76v";
     };
 
     gecko = fetchurl {