diff --git a/pcsx2/GS/GS.cpp b/pcsx2/GS/GS.cpp
index 307b72b370..2f2c71ffac 100644
--- a/pcsx2/GS/GS.cpp
+++ b/pcsx2/GS/GS.cpp
@@ -1610,7 +1610,7 @@ void GSApp::Init()
 #else
 	m_default_configuration["linux_replay"]                               = "1";
 #endif
-	m_default_configuration["aa1"]                                        = "0";
+	m_default_configuration["aa1"]                                        = "1";
 	m_default_configuration["accurate_date"]                              = "1";
 	m_default_configuration["accurate_blending_unit"]                     = "1";
 	m_default_configuration["AspectRatio"]                                = "1";