diff --git a/pkgs/misc/emulators/wine/sources.nix b/pkgs/misc/emulators/wine/sources.nix
index 2fcb38c0a1eb..b8a896d86836 100644
--- a/pkgs/misc/emulators/wine/sources.nix
+++ b/pkgs/misc/emulators/wine/sources.nix
@@ -13,9 +13,9 @@ let fetchurl = args@{url, sha256, ...}:
 in rec {
 
   stable = fetchurl rec {
-    version = "3.0.4";
-    url = "https://dl.winehq.org/wine/source/3.0/wine-${version}.tar.xz";
-    sha256 = "037vlrk80lagy362w7500i2ldwvdwsadrknajzi67cvxpvnqhnnl";
+    version = "4.0";
+    url = "https://dl.winehq.org/wine/source/4.0/wine-${version}.tar.xz";
+    sha256 = "0k8d90mgjzv8vjspmnxzr3i5mbccxnbr9hf03q1bpf5jjppcsdk7";
 
     ## see http://wiki.winehq.org/Gecko
     gecko32 = fetchurl rec {
@@ -31,24 +31,24 @@ in rec {
 
     ## see http://wiki.winehq.org/Mono
     mono = fetchurl rec {
-      version = "4.7.3";
+      version = "4.7.5";
       url = "http://dl.winehq.org/wine/wine-mono/${version}/wine-mono-${version}.msi";
-      sha256 = "0fkd22v2vm3ml76x1ngg42byvmry24xb92vpl4j84zhw6wbq0jnj";
+      sha256 = "0gsb03dc97hqdkw8kpl5ky53bygfnpxkgn2ry5bfzvfdfva6hk8m";
     };
   };
 
   unstable = fetchurl rec {
     # NOTE: Don't forget to change the SHA256 for staging as well.
-    version = "4.0-rc5";
-    url = "https://dl.winehq.org/wine/source/4.0/wine-${version}.tar.xz";
-    sha256 = "0nx5ahahfnmimd2b7zh2wx36b877vad10i2kr2zib9m9b2w8wyfd";
+    version = "4.2";
+    url = "https://dl.winehq.org/wine/source/4.x/wine-${version}.tar.xz";
+    sha256 = "1ysvq2jyvh7r27iwpsrlrwzj672jnrihry91bx3m3fysz3sl3ld1";
     inherit (stable) mono gecko32 gecko64;
   };
 
   staging = fetchFromGitHub rec {
     # https://github.com/wine-staging/wine-staging/releases
     inherit (unstable) version;
-    sha256 = "0smp6ngs77vk1yg0saavhhn7kmi9ri8y8gc3vcgg837ycwg5i5qb";
+    sha256 = "1dhv6y60g64bj3kgfknbfzxfzmy686dh7svxlvi4lfis2faikxmk";
     owner = "wine-staging";
     repo = "wine-staging";
     rev = "v${version}";