diff --git a/window/window.h b/window/window.h
index 8d674d7..6f3c104 100644
--- a/window/window.h
+++ b/window/window.h
@@ -563,7 +563,7 @@ void SetActive(const MData win){
 
 	// Attempt to raise the specified window object
 	if (AXUIElementPerformAction (win.AxID,
-				  kAXRaiseAction) == kAXErrorSuccess)
+				  kAXRaiseAction) != kAXErrorSuccess)
 	{
 		pid_t pid = 0;
 		// Attempt to retrieve the PID of the window