diff --git a/pkgs/applications/graphics/processing/default.nix b/pkgs/applications/graphics/processing/default.nix
index 2bf10171d801..401e9881032b 100644
--- a/pkgs/applications/graphics/processing/default.nix
+++ b/pkgs/applications/graphics/processing/default.nix
@@ -16,7 +16,7 @@
   libGL,
 }:
 let
-  buildNumber = "1294";
+  buildNumber = "1295";
   vaqua = fetchurl {
     name = "VAqua9.jar";
     url = "https://violetlib.org/release/vaqua/9/VAqua9.jar";
@@ -61,15 +61,19 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "processing";
-  version = "4.3.1";
+  version = "4.3.2";
 
   src = fetchFromGitHub {
     owner = "processing";
     repo = "processing4";
     rev = "processing-${buildNumber}-${version}";
-    sha256 = "sha256-nshhPeDXhrvk+2oQ9BPqJTZV9a+OjxeQiO31JAxQ40g=";
+    sha256 = "sha256-jUkWnkP8up5vpaXfgFJ/jQjN1KfeX5EuYXSb+W6NEms=";
   };
 
+  # Processing did not update the todo.txt file before tagging this release, so
+  # the "revision-check" Ant target fails.
+  patches = [ ./disable-revision-check.patch ];
+
   nativeBuildInputs = [
     ant
     unzip
diff --git a/pkgs/applications/graphics/processing/disable-revision-check.patch b/pkgs/applications/graphics/processing/disable-revision-check.patch
new file mode 100644
index 000000000000..3a0abbcb8339
--- /dev/null
+++ b/pkgs/applications/graphics/processing/disable-revision-check.patch
@@ -0,0 +1,13 @@
+diff --git a/build/build.xml b/build/build.xml
+index 8ad556c11..e61b6ae45 100644
+--- a/build/build.xml
++++ b/build/build.xml
+@@ -453,8 +453,6 @@
+ 
+     <!-- the revision.base property won't be set
+          if $revision wasn't found... -->
+-    <fail unless="revision.correct"
+-          message="Fix revision number in Base.java" />
+   </target>
+ 
+