diff --git a/pkgs/misc/emulators/wine/sources.nix b/pkgs/misc/emulators/wine/sources.nix
index 7b87c4acbff0..3c7d5c29770f 100644
--- a/pkgs/misc/emulators/wine/sources.nix
+++ b/pkgs/misc/emulators/wine/sources.nix
@@ -44,9 +44,9 @@ in rec {
 
   unstable = fetchurl rec {
     # NOTE: Don't forget to change the SHA256 for staging as well.
-    version = "6.19";
+    version = "6.20";
     url = "https://dl.winehq.org/wine/source/6.x/wine-${version}.tar.xz";
-    sha256 = "sha256-QYLi2WJ3BMw3b0b8MQlYDqkHd5b0T17oPgjj6Wvwq2Y=";
+    sha256 = "0wc4a8slb3k859sdw9wwy92zc4pq7xw1kbq4frnxbzbvkiz26a20";
     inherit (stable) gecko32 gecko64;
 
     ## see http://wiki.winehq.org/Mono
@@ -65,7 +65,7 @@ in rec {
   staging = fetchFromGitHub rec {
     # https://github.com/wine-staging/wine-staging/releases
     inherit (unstable) version;
-    sha256 = "sha256-1Ng+kFFnqEndlCvI0eG1YmyqPdcolD3cVJ2KU5GU7Z4=";
+    sha256 = "12fvfn77rsqwdprkxiylq09jc81lq34bm8p1zhhn85q6yawpjlbn";
     owner = "wine-staging";
     repo = "wine-staging";
     rev = "v${version}";