diff --git a/pkgs/applications/graphics/synfigstudio/default.nix b/pkgs/applications/graphics/synfigstudio/default.nix
index 128d10295e5fd..79ad559a5f383 100644
--- a/pkgs/applications/graphics/synfigstudio/default.nix
+++ b/pkgs/applications/graphics/synfigstudio/default.nix
@@ -1,7 +1,6 @@
 { lib
 , stdenv
 , fetchFromGitHub
-, fetchpatch
 , pkg-config
 , autoreconfHook
 , wrapGAppsHook3
@@ -29,12 +28,12 @@
 }:
 
 let
-  version = "1.5.1";
+  version = "1.5.3";
   src = fetchFromGitHub {
     owner = "synfig";
     repo = "synfig";
     rev = "v${version}";
-    hash = "sha256-9vBYESaSgW/1FWH2uFBvPiYvxLlX0LLNnd4S7ACJcwI=";
+    hash = "sha256-D+FUEyzJ74l0USq3V9HIRAfgyJfRP372aEKDqF8+hsQ=";
   };
 
   ETL = stdenv.mkDerivation {
@@ -56,17 +55,6 @@ let
     pname = "synfig";
     inherit version src;
 
-    patches = [
-      # Pull upstream fix for autoconf-2.72 support:
-      #   https://github.com/synfig/synfig/pull/2930
-      (fetchpatch {
-        name = "autoconf-2.72.patch";
-        url = "https://github.com/synfig/synfig/commit/80a3386c701049f597cf3642bb924d2ff832ae05.patch";
-        stripLen = 1;
-        hash = "sha256-7gX8tJCR81gw8ZDyNYa8UaeZFNOx4o1Lnq0cAcaKb2I=";
-      })
-    ];
-
     sourceRoot = "${src.name}/synfig-core";
 
     configureFlags = [
@@ -161,7 +149,7 @@ stdenv.mkDerivation {
   meta = with lib; {
     description = "2D animation program";
     homepage = "http://www.synfig.org";
-    license = licenses.gpl2Plus;
+    license = licenses.gpl3Plus;
     maintainers = [ ];
     platforms = platforms.linux ++ platforms.darwin;
   };