diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 600cf1e7..88e63c3b 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -160,7 +160,8 @@ static int translateKey(unsigned int key)
 
 - (void)windowDidResize:(NSNotification *)notification
 {
-    [window->nsgl.context update];
+    if (window->context.api != GLFW_NO_API)
+        [window->nsgl.context update];
 
     if (_glfw.cursorWindow == window &&
         window->cursorMode == GLFW_CURSOR_DISABLED)
@@ -177,7 +178,8 @@ static int translateKey(unsigned int key)
 
 - (void)windowDidMove:(NSNotification *)notification
 {
-    [window->nsgl.context update];
+    if (window->context.api != GLFW_NO_API)
+        [window->nsgl.context update];
 
     if (_glfw.cursorWindow == window &&
         window->cursorMode == GLFW_CURSOR_DISABLED)