diff --git a/java/src/processing/mode/java/preproc/PdeParseTreeListener.java b/java/src/processing/mode/java/preproc/PdeParseTreeListener.java
index 5f516d4db..8f1876bf3 100644
--- a/java/src/processing/mode/java/preproc/PdeParseTreeListener.java
+++ b/java/src/processing/mode/java/preproc/PdeParseTreeListener.java
@@ -29,6 +29,8 @@ import org.antlr.v4.runtime.*;
 import org.antlr.v4.runtime.misc.Interval;
 
 import org.antlr.v4.runtime.tree.ParseTree;
+
+import processing.app.Base;
 import processing.app.Preferences;
 import processing.core.PApplet;
 import processing.mode.java.ImportStatement;
@@ -48,7 +50,6 @@ import processing.mode.java.preproc.PdePreprocessor.Mode;
  */
 public class PdeParseTreeListener extends ProcessingBaseListener {
 
-  private static final String VERSION_STR = "3.0.0";
   private static final String SIZE_METHOD_NAME = "size";
   private static final String PIXEL_DENSITY_METHOD_NAME = "pixelDensity";
   private static final String FULLSCREEN_METHOD_NAME = "fullScreen";
@@ -906,8 +907,8 @@ public class PdeParseTreeListener extends ProcessingBaseListener {
     String dateStr = new SimpleDateFormat("YYYY-MM-dd").format(new Date());
 
     String newCode = String.format(
-        "/* autogenerated by Processing preprocessor v%s on %s */",
-        VERSION_STR,
+        "/* autogenerated by Processing revision %04d on %s */",
+        Base.getRevision(),
         dateStr
     );
 
diff --git a/todo.txt b/todo.txt
index d51ea1ade..db4cad2a4 100755
--- a/todo.txt
+++ b/todo.txt
@@ -12,6 +12,8 @@ X   clean up a little of the internal error handling there
 X add "var" keyword to highlighting
 X   https://github.com/processing/processing4/issues/114
 X prevent "illegal line" message when loading library with FEFF chars in properties file
+X fix revision number in exported code
+X   https://github.com/processing/processing4/issues/135
 
 
 contribs
@@ -25,11 +27,12 @@ X Shutting off VAqua due to interface ugliness and Contribution Manager freezing
 _   https://github.com/processing/processing4/issues/129
 _ Some 3.x Tools not working because JavaFX isn't on the classpath
 _   https://github.com/processing/processing4/issues/110
+_ Friendly Names for new Sketches (includes UI for switching it back)
+_   https://github.com/processing/processing/pull/6048
 
 
 discuss with Sam
-_ Fix “autogenerated by Processing preprocessor” text
-_   also need spaces in the size command, per our guidelines
+_ preproc needs spaces in the size command, per our guidelines
 _   https://github.com/processing/processing4/issues/135
 _ JSSC binaries for windows_32 and windows_64 appear to be macOS files
 _   https://github.com/processing/processing4/issues/119
@@ -82,10 +85,27 @@ _ detach sketch name and folder name (use sketch.properties)
 _   better for git, etc
 _   single file thing is long gone
 _   introduce the idea of 'scraps' (ala gist) that are just single page blobs
-_ launch/psk files/import from web editor (for class)
+_ launch/psk files/import from web editor (more details below)
 _ ability to switch mode in p5 w/o saving/closing/etc
-_ Friendly Names for new Sketches (includes UI for switching it back)
-_   https://github.com/processing/processing/pull/6048
+
+
+sketch/launching
+_ what to double-click when opening p5 projects
+_   lack of a project file makes this a pain
+_   dropping a sketch folder onto the PDE should also be implemented
+_ some type of sketch archive format for posting examples (.psk?)
+_   would be nice to open a sketch directly from a zip file
+_   https://github.com/processing/processing/issues/73
+_   maybe just open from a zip file, since psk doesn't help anything
+_   also have a means of importing sketches
+_     https://github.com/processing/processing/issues/3987
+_   also see several notes below re: examples
+_ add means to import .zip files from file/url into sketchbook, library, etc.
+_   super easy given current code implementation, might help usability
+_ put the reference (and examples?) into .zip files
+_   unzipping the app takes forever
+_   see the 'examples' section below
+_ how are file associations handled in Linux? (for .pde, .psk)
 
 
 before final release
@@ -205,25 +225,6 @@ _ mode list does not update after changing sketchbook folder
 _   already reported?
 
 
-sketch/launching
-_ what to double-click when opening p5 projects
-_   lack of a project file makes this a pain
-_   dropping a sketch folder onto the PDE should also be implemented
-_ some type of sketch archive format for posting examples (.psk?)
-_   would be nice to open a sketch directly from a zip file
-_   https://github.com/processing/processing/issues/73
-_   maybe just open from a zip file, since psk doesn't help anything
-_   also have a means of importing sketches
-_     https://github.com/processing/processing/issues/3987
-_   also see several notes below re: examples
-_ add means to import .zip files from file/url into sketchbook, library, etc.
-_   super easy given current code implementation, might help usability
-_ put the reference (and examples?) into .zip files
-_   unzipping the app takes forever
-_   see the 'examples' section below
-_ how are file associations handled in Linux? (for .pde, .psk)
-
-
 teaching
 _ teacher wants user input on the console
 _   https://github.com/processing/processing/issues/5779