diff --git a/android/core/src/processing/opengl/PGraphicsOpenGL.java b/android/core/src/processing/opengl/PGraphicsOpenGL.java
index de516913e..bdd3be716 100644
--- a/android/core/src/processing/opengl/PGraphicsOpenGL.java
+++ b/android/core/src/processing/opengl/PGraphicsOpenGL.java
@@ -4071,6 +4071,22 @@ public class PGraphicsOpenGL extends PGraphics {
   }
   
   
+  //////////////////////////////////////////////////////////////
+
+  // FILL COLOR  
+  
+  
+  protected void fillFromCalc() {
+    super.fillFromCalc();
+    
+    // Setting the ambient color from the current fill
+    // is what the old P3D did and allows to have an 
+    // default ambient color when the user doesn't specify
+    // it explicitly.
+    ambientFromCalc();
+  }   
+  
+  
   //////////////////////////////////////////////////////////////
 
   // LIGHTING
diff --git a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
index c71a8174a..2847329aa 100644
--- a/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
+++ b/java/libraries/opengl/src/processing/opengl/PGraphicsOpenGL.java
@@ -4079,6 +4079,22 @@ public class PGraphicsOpenGL extends PGraphics {
     this.strokeCap = cap;
   }
 
+  
+  //////////////////////////////////////////////////////////////
+
+  // FILL COLOR  
+  
+  
+  protected void fillFromCalc() {
+    super.fillFromCalc();
+    
+    // Setting the ambient color from the current fill
+    // is what the old P3D did and allows to have an 
+    // default ambient color when the user doesn't specify
+    // it explicitly.
+    ambientFromCalc();
+  }  
+  
 
   //////////////////////////////////////////////////////////////