diff --git a/RETRO-Book.md b/RETRO-Book.md
index 0ff8b5c..9ce8321 100644
--- a/RETRO-Book.md
+++ b/RETRO-Book.md
@@ -2631,8 +2631,6 @@ is an example of a small program in it:
       lit 35
       lit &square
       call
-      lit &square
-      call
       end
 
 The other assembler is Muri. This is a far more minimalistic
diff --git a/doc/book/Tech-Notes b/doc/book/Tech-Notes
index d642ffc..a4df0fc 100644
--- a/doc/book/Tech-Notes
+++ b/doc/book/Tech-Notes
@@ -55,8 +55,6 @@ is an example of a small program in it:
       lit 35
       lit &square
       call
-      lit &square
-      call
       end
 
 The other assembler is Muri. This is a far more minimalistic