diff --git a/pkgs/misc/emulators/wine/sources.nix b/pkgs/misc/emulators/wine/sources.nix
index 618fb3beeeb4..98e37aa08180 100644
--- a/pkgs/misc/emulators/wine/sources.nix
+++ b/pkgs/misc/emulators/wine/sources.nix
@@ -44,16 +44,16 @@ in rec {
 
   unstable = fetchurl rec {
     # NOTE: Don't forget to change the SHA256 for staging as well.
-    version = "6.17";
+    version = "6.18";
     url = "https://dl.winehq.org/wine/source/6.x/wine-${version}.tar.xz";
-    sha256 = "sha256-nbHyQ12AJiw3dzF98HWFWu6j5qUst3xjDsGysfuUjwg=";
+    sha256 = "sha256-/SLo1k1zM72kCW1z6Hyoj13Z7akhA9j3nQZzynzmsdA=";
     inherit (stable) gecko32 gecko64;
 
     ## see http://wiki.winehq.org/Mono
     mono = fetchurl rec {
-      version = "6.3.0";
+      version = "6.4.0";
       url = "https://dl.winehq.org/wine/wine-mono/${version}/wine-mono-${version}-x86.msi";
-      sha256 = "sha256-pfAtMqAoNpKkpiX1Qc+7tFGIMShHTFyANiOFMXzQmfA=";
+      sha256 = "sha256-24uF87kQWQ9hrb+gAFqZXWE+KZocxz0AVT1w3IEBDjY=";
     };
 
     patches = [
@@ -65,7 +65,7 @@ in rec {
   staging = fetchFromGitHub rec {
     # https://github.com/wine-staging/wine-staging/releases
     inherit (unstable) version;
-    sha256 = "sha256-rR5m6D8M3vTXXIHzsF8+o2G5rlRS2HLfCHoatbJwlrQ=";
+    sha256 = "sha256-yh915icj7c890Hkf7Xm2tCCzEygR8MrqCJrwW8AZ86M=";
     owner = "wine-staging";
     repo = "wine-staging";
     rev = "v${version}";