diff --git a/pkgs/data/themes/matcha/default.nix b/pkgs/data/themes/matcha/default.nix
index eaad095d64b..bfede60c2f7 100644
--- a/pkgs/data/themes/matcha/default.nix
+++ b/pkgs/data/themes/matcha/default.nix
@@ -2,13 +2,13 @@
 
 stdenv.mkDerivation rec {
   pname = "matcha-gtk-theme";
-  version = "2021-04-09";
+  version = "2021-05-20";
 
   src = fetchFromGitHub {
     owner = "vinceliuice";
     repo = pname;
     rev = version;
-    sha256 = "1989v2924g1pwycp44zlgryr73p82n9hmf71d0acs455jajf0pvv";
+    sha256 = "0jx55dn9j0395ws7507mj8px4yq4jlmms6xr9jlhp0qxnr4y1smd";
   };
 
   buildInputs = [ gdk-pixbuf librsvg ];