diff --git a/meson.build b/meson.build
index cd9193df..220a2dca 100644
--- a/meson.build
+++ b/meson.build
@@ -89,6 +89,13 @@ if get_option('threaded_gl_init')
     global_args += '-DTHREADED_GLINIT'
 endif
 
+# Mainly for virtual machines
+if get_option('gl3')
+    global_args += ['-DZ_GL_MINOR=3','-DZ_GL_MAJOR=3']
+else
+    global_args += ['-DZ_GL_MINOR=1','-DZ_GL_MAJOR=4']
+endif
+
 
 # Objectify our C
 global_args += run_command(objfw,'--cppflags').stdout().split()
diff --git a/meson_options.txt b/meson_options.txt
index e0abc6bd..86cd632c 100644
--- a/meson_options.txt
+++ b/meson_options.txt
@@ -3,6 +3,7 @@ option('mk', type: 'boolean', value: false, description: 'Build to fit Marin\'s
 option('console', type: 'boolean', value: true, description: 'Whether to debug information in the console')
 option('macos_min_version', type: 'string', value: '10.10', description: 'Minimum macOS system version to support')
 option('threaded_gl_init', type: 'boolean', value: true, description: 'Init GL on secondary thread')
+option('gl3', type: 'boolean', value: false, description: 'Use OpenGL 3.3 instead of 4.1')
 
 option('shared_fluid', type: 'boolean', value: false, description: 'Dynamically link fluidsynth at build time')
 option('cjk_fallback_font', type: 'boolean', value: false, description: 'Use WenQuanYi Micro Hei as the fallback font')
diff --git a/shader/common.h b/shader/common.h
index 810bf6d1..64068da9 100644
--- a/shader/common.h
+++ b/shader/common.h
@@ -1,4 +1,4 @@
-#version 410
+#version 330
 #define attribute in
 #define varying out
 
diff --git a/src/main.mm b/src/main.mm
index 2ee0d4c5..2aa07536 100644
--- a/src/main.mm
+++ b/src/main.mm
@@ -412,8 +412,8 @@ static SDL_GLContext initGL(SDL_Window *win, Config &conf,
   // Core profile enables OpenGL4 on macOS
   // Using OpenGL 4.1 requires a GPU with max texture size of 16384 or better
 
-  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, 4);
-  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, 1);
+  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MAJOR_VERSION, Z_GL_MAJOR);
+  SDL_GL_SetAttribute(SDL_GL_CONTEXT_MINOR_VERSION, Z_GL_MINOR);
   SDL_GL_SetAttribute(SDL_GL_CONTEXT_PROFILE_MASK, SDL_GL_CONTEXT_PROFILE_CORE);
 
   glCtx = SDL_GL_CreateContext(win);