diff --git a/processing/build/linux/make.sh b/processing/build/linux/make.sh
index cd8e11017..d431af2e2 100755
--- a/processing/build/linux/make.sh
+++ b/processing/build/linux/make.sh
@@ -91,13 +91,10 @@ cd preprocessor
 
 # first build the default java goop
 java -cp ../../build/linux/work/lib/antlr.jar antlr.Tool java.g
-java -cp ../../build/linux/work/lib/antlr.jar antlr.Tool java.tree.g
 
 # now build the pde stuff that extends the java classes
 java -cp ../../build/linux/work/lib/antlr.jar antlr.Tool \
     -glib java.g pde.g
-java -cp ../../build/linux/work/lib/antlr.jar antlr.Tool \
-    -glib java.tree.g pde.tree.g
 
 cd ..
 
diff --git a/processing/build/macosx/make.sh b/processing/build/macosx/make.sh
index 56614c2b6..9034da47d 100755
--- a/processing/build/macosx/make.sh
+++ b/processing/build/macosx/make.sh
@@ -117,13 +117,10 @@ cd preprocessor
 
 # first build the default java goop
 java -cp ../../build/macosx/work/lib/antlr.jar antlr.Tool java.g
-java -cp ../../build/macosx/work/lib/antlr.jar antlr.Tool java.tree.g
 
 # now build the pde stuff that extends the java classes
 java -cp ../../build/macosx/work/lib/antlr.jar antlr.Tool \
     -glib java.g pde.g
-java -cp ../../build/macosx/work/lib/antlr.jar antlr.Tool \
-    -glib java.tree.g pde.tree.g
 
 cd ..
 
diff --git a/processing/build/windows/make.sh b/processing/build/windows/make.sh
index 7dbad01b9..566e008bf 100755
--- a/processing/build/windows/make.sh
+++ b/processing/build/windows/make.sh
@@ -134,13 +134,10 @@ cd preprocessor
 
 # first build the default java goop
 java -cp "..\\..\\build\\windows\\work\\lib\\antlr.jar" antlr.Tool java.g
-java -cp "..\\..\\build\\windows\\work\\lib\\antlr.jar" antlr.Tool java.tree.g 
 
 # now build the pde stuff that extends the java classes
 java -cp "..\\..\\build\\windows\\work\\lib\\antlr.jar" antlr.Tool \
     -glib java.g pde.g
-java -cp "..\\..\\build\\windows\\work\\lib\\antlr.jar" antlr.Tool \
-    -glib java.tree.g pde.tree.g
 cd ..
 
 CLASSPATH="..\\build\\windows\\work\\classes;..\\build\\windows\\work\\lib\\kjc.jar;..\\build\\windows\\work\\lib\antlr.jar;..\\build\\windows\\work\\lib\\oro.jar;..\\build\\windows\\work\\java\\lib\\rt.jar;..\\build\\windows\\work\\lib\\comm.jar;${QT_JAVA_PATH}"