diff --git a/Options/s/RO310 b/Options/s/RO310
index ea3fd3c4d73af0f6e08abd637c3d93680725ae75..3b8566729f94bc4c0e8e4f0784dfbe1eea5ce9ea 100644
--- a/Options/s/RO310
+++ b/Options/s/RO310
@@ -42,4 +42,6 @@ module_postfix	SETS	" RISC OS 3.1"
 
         Option  RO4,                    true                    ; RISC OS 4 extensions
 
+        Option  Sprites11,              false                   ; Kernel can't render new format sprites
+
         END
diff --git a/Options/s/RO350 b/Options/s/RO350
index 367ccb9f56bd1e90e375f9a8252b40a504f5fef6..10c79350f5daed9589059bf706c93e383a2919ed 100644
--- a/Options/s/RO350
+++ b/Options/s/RO350
@@ -39,4 +39,6 @@ module_postfix	SETS	" RISC OS 3.5"
 
         Option  RO4,                    true                    ; RISC OS 4 extensions
 
+        Option  Sprites11,              false                   ; Kernel can't render new format sprites
+
         END