diff --git a/examples/CMakeLists.txt b/examples/CMakeLists.txt
index 6ab1b332..1fc93b0e 100644
--- a/examples/CMakeLists.txt
+++ b/examples/CMakeLists.txt
@@ -26,6 +26,7 @@ if (APPLE)
     # Set fancy names for bundles
     add_executable(Boing MACOSX_BUNDLE boing.c)
     add_executable(Gears MACOSX_BUNDLE gears.c)
+    add_executable(Heightmap MACOSX_BUNDLE heightmap.c ${GLAD})
     add_executable(Particles MACOSX_BUNDLE particles.c ${TINYCTHREAD})
     add_executable(Simple MACOSX_BUNDLE simple.c)
     add_executable(SplitView MACOSX_BUNDLE splitview.c)
@@ -33,12 +34,13 @@ if (APPLE)
 
     set_target_properties(Boing PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Boing")
     set_target_properties(Gears PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Gears")
+    set_target_properties(Heightmap PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Heightmap")
     set_target_properties(Particles PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Particles")
     set_target_properties(Simple PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Simple")
     set_target_properties(SplitView PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Split View")
     set_target_properties(Wave PROPERTIES MACOSX_BUNDLE_BUNDLE_NAME "Wave")
 
-    set_target_properties(Boing Gears Particles Simple SplitView Wave PROPERTIES
+    set_target_properties(Boing Gears Heightmap Particles Simple SplitView Wave PROPERTIES
                           FOLDER "GLFW3/Examples")
 else()
     # Set boring names for executables
@@ -69,7 +71,7 @@ if (MSVC)
 endif()
 
 if (APPLE)
-    set(BUNDLE_BINARIES Boing Gears Particles Simple SplitView Wave)
+    set(BUNDLE_BINARIES Boing Gears Heightmap Particles Simple SplitView Wave)
 
     set_target_properties(${BUNDLE_BINARIES} PROPERTIES
                           MACOSX_BUNDLE_SHORT_VERSION_STRING ${GLFW_VERSION}
diff --git a/examples/heightmap.c b/examples/heightmap.c
index c57cbbc2..9fb75e54 100644
--- a/examples/heightmap.c
+++ b/examples/heightmap.c
@@ -66,10 +66,10 @@ static const char* vertex_shader_text =
 
 static const char* fragment_shader_text =
 "#version 150\n"
-"out vec4 gl_FragColor;\n"
+"out vec4 color;\n"
 "void main()\n"
 "{\n"
-"    gl_FragColor = vec4(0.2, 1.0, 0.2, 1.0); \n"
+"    color = vec4(0.2, 1.0, 0.2, 1.0); \n"
 "}\n";
 
 /**********************************************************************
@@ -418,7 +418,7 @@ int main(int argc, char** argv)
     glfwWindowHint(GLFW_CONTEXT_VERSION_MAJOR, 3);
     glfwWindowHint(GLFW_CONTEXT_VERSION_MINOR, 2);
     glfwWindowHint(GLFW_OPENGL_PROFILE, GLFW_OPENGL_CORE_PROFILE);
-    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_FALSE);
+    glfwWindowHint(GLFW_OPENGL_FORWARD_COMPAT, GL_TRUE);
 
     window = glfwCreateWindow(800, 600, "GLFW OpenGL3 Heightmap demo", NULL, NULL);
     if (! window )