diff --git a/src/win32_monitor.c b/src/win32_monitor.c
index fe2ae7a1..527e4e6f 100644
--- a/src/win32_monitor.c
+++ b/src/win32_monitor.c
@@ -124,6 +124,11 @@ _GLFWmonitor** _glfwPlatformGetMonitors(int* count)
                     size = 4;
 
                 monitors = (_GLFWmonitor**) realloc(monitors, sizeof(_GLFWmonitor*) * size);
+                if (!monitors)
+                {
+                    // TODO: wat
+                    return NULL;
+                }
             }
 
             monitors[found] = _glfwCreateMonitor(name,