diff --git a/components/ctx/ctx_config.h b/components/ctx/ctx_config.h
index 71fdb4f1a4ec9c96dbfaed79c4d2ba0c45505779..8f703b800c5acbcaebe348753a7a206427846f1f 100644
--- a/components/ctx/ctx_config.h
+++ b/components/ctx/ctx_config.h
@@ -31,6 +31,7 @@
 #define CTX_LIMIT_FORMATS                  1
 #define CTX_32BIT_SEGMENTS                 0
 #define CTX_RASTERIZER                     1
+#define CTX_RASTERIZER_AA                  5
 #define CTX_ENABLE_RGB565                  1
 #define CTX_ENABLE_RGB565_BYTESWAPPED      1
 #define CTX_COMPOSITING_GROUPS             0