diff --git a/app/src/processing/app/Editor.java b/app/src/processing/app/Editor.java
index 044c1f464..c72b170ac 100644
--- a/app/src/processing/app/Editor.java
+++ b/app/src/processing/app/Editor.java
@@ -28,12 +28,12 @@ import cc.arduino.view.StubMenuListener;
 import com.google.common.base.Predicate;
 import com.jcraft.jsch.JSchException;
 import jssc.SerialPortException;
+import org.apache.commons.compress.utils.IOUtils;
 import processing.app.debug.*;
 import processing.app.forms.PasswordAuthorizationDialog;
 import processing.app.helpers.OSUtils;
 import processing.app.helpers.PreferencesMapException;
 import processing.app.legacy.PApplet;
-import processing.app.macosx.ThinkDifferent;
 import processing.app.syntax.*;
 import processing.app.tools.*;
 import static processing.app.I18n._;
@@ -193,10 +193,6 @@ public class Editor extends JFrame implements RunnerListener {
 
     Base.setIcon(this);
 
-    if (OSUtils.isMacOS()) {
-      ThinkDifferent.setFullscreenable(this);
-    }
-
     // Install default actions for Run, Present, etc.
     resetHandlers();
 
diff --git a/app/src/processing/app/macosx/ThinkDifferent.java b/app/src/processing/app/macosx/ThinkDifferent.java
index f2e675b12..a7fd15570 100644
--- a/app/src/processing/app/macosx/ThinkDifferent.java
+++ b/app/src/processing/app/macosx/ThinkDifferent.java
@@ -26,7 +26,6 @@ import com.apple.eawt.*;
 import processing.app.Base;
 import processing.app.Editor;
 
-import javax.swing.*;
 import java.io.File;
 import java.util.List;
 
@@ -94,10 +93,6 @@ public class ThinkDifferent {
     });
   }
 
-  public static void setFullscreenable(JFrame frame) {
-    FullScreenUtilities.setWindowCanFullScreen(frame, true);
-  }
-
   private static boolean waitForBase() {
     int slept = 0;
     while (Base.INSTANCE == null) {