diff --git a/README.md b/README.md
index a0b9c548..aded8a58 100644
--- a/README.md
+++ b/README.md
@@ -244,6 +244,7 @@ information on what to include when reporting a bug.
                   notification was shown (#971,#1028)
 - [Cocoa] Bugfix: Some characters did not repeat due to Press and Hold (#1010)
 - [Cocoa] Bugfix: Window title was lost when full screen or undecorated (#1082)
+- [Cocoa] Bugfix: Window was resized twice when entering full screen (#1085)
 - [WGL] Added support for `WGL_EXT_colorspace` for OpenGL ES contexts
 - [WGL] Added support for `WGL_ARB_create_context_no_error`
 - [GLX] Added support for `GLX_ARB_create_context_no_error`
diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index c952ddc6..58d6362d 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -1385,28 +1385,6 @@ void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
     [window->ns.object setStyleMask:styleMask];
     [window->ns.object makeFirstResponder:window->ns.view];
 
-    NSRect contentRect;
-
-    if (monitor)
-    {
-        GLFWvidmode mode;
-
-        _glfwPlatformGetVideoMode(window->monitor, &mode);
-        _glfwPlatformGetMonitorPos(window->monitor, &xpos, &ypos);
-
-        contentRect = NSMakeRect(xpos, transformY(ypos + mode.height),
-                                    mode.width, mode.height);
-    }
-    else
-    {
-        contentRect = NSMakeRect(xpos, transformY(ypos + height),
-                                    width, height);
-    }
-
-    NSRect frameRect = [window->ns.object frameRectForContentRect:contentRect
-                                                        styleMask:styleMask];
-    [window->ns.object setFrame:frameRect display:YES];
-
     if (monitor)
     {
         [window->ns.object setLevel:NSMainMenuWindowLevel + 1];
@@ -1416,6 +1394,12 @@ void _glfwPlatformSetWindowMonitor(_GLFWwindow* window,
     }
     else
     {
+        NSRect contentRect = NSMakeRect(xpos, transformY(ypos + height),
+                                        width, height);
+        NSRect frameRect = [window->ns.object frameRectForContentRect:contentRect
+                                                            styleMask:styleMask];
+        [window->ns.object setFrame:frameRect display:YES];
+
         if (window->numer != GLFW_DONT_CARE &&
             window->denom != GLFW_DONT_CARE)
         {