diff --git a/README.md b/README.md
index 18b86881..a9e8148a 100644
--- a/README.md
+++ b/README.md
@@ -26,7 +26,12 @@ We here show how to use Panama to generate an OpenGL wrapper for Jzy3D, which al
 
 ## Demos
 
-These two demo open a native window. One can use the mouse to rotate the object, and double click to start an automatic rotation.
+### 3D offscreen GL demo
+
+* `TestFBO_macOS` and `DemoFBO_Offscreen_macOS`
+
+### 3D onscreen GL demos
+These two demo open a *native* window with Jzy3D (hence not a Java window yet). One can use the mouse to rotate the object, and double click to start an automatic rotation.
 
 | `SurfaceDemoPanamaGL`| `TeapotDemoPanamaGL`|
 |-|-|
diff --git a/panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen.java b/panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen_macOS.java
similarity index 96%
rename from panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen.java
rename to panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen_macOS.java
index 97f008d3..f5256b8d 100644
--- a/panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen.java
+++ b/panama-gl-natives-macos/src/main/java/opengl/demos/DemoFBO_Offscreen_macOS.java
@@ -10,7 +10,7 @@
  * https://github.com/jzy3d/panama-gl/issues/5
  */
 // VM ARGS : -XstartOnFirstThread --enable-native-access=ALL-UNNAMED --add-modules jdk.incubator.foreign -Djava.library.path=.:/System/Library/Frameworks/OpenGL.framework/Versions/Current/Libraries/
-public class DemoFBO_Offscreen {
+public class DemoFBO_Offscreen_macOS {
   public static void fbo_offscreen(GL gl) {
     //-------------------------
     // Prepare VBO
diff --git a/panama-gl-natives-macos/src/main/java/opengl/demos/macos/DemoFBO_Offscreen_macOS.java b/panama-gl-natives-macos/src/main/java/opengl/demos/macos/DemoFBO_Offscreen_macOS.java
index 31d9c5df..7b3870a5 100644
--- a/panama-gl-natives-macos/src/main/java/opengl/demos/macos/DemoFBO_Offscreen_macOS.java
+++ b/panama-gl-natives-macos/src/main/java/opengl/demos/macos/DemoFBO_Offscreen_macOS.java
@@ -3,7 +3,6 @@
 import opengl.GL;
 import opengl.GLContext;
 import opengl.glut.macos.GLUTContext_macOS_10_15_7;
-import opengl.demos.DemoFBO_Offscreen;
 import opengl.macos.GL_macOS_10_15_7;
 
 /**
@@ -18,6 +17,6 @@ public static void main(String[] args) {
 
     GL gl = new GL_macOS_10_15_7();
 
-    DemoFBO_Offscreen.fbo_offscreen(gl);
+    opengl.demos.DemoFBO_Offscreen_macOS.fbo_offscreen(gl);
   }
 }