diff --git a/src/cocoa_window.m b/src/cocoa_window.m
index 53520b29..20af25c1 100644
--- a/src/cocoa_window.m
+++ b/src/cocoa_window.m
@@ -127,7 +127,7 @@ static NSRect convertRectToBacking(_GLFWwindow* window, NSRect contentRect)
     _GLFWwindow* window;
 }
 
-- (id)initWithGlfwWindow:(_GLFWwindow *)initWndow;
+- (id)initWithGlfwWindow:(_GLFWwindow *)initWindow;
 
 @end