diff --git a/tar.tal b/tar.tal
index c9a022a..9815cbf 100644
--- a/tar.tal
+++ b/tar.tal
@@ -59,7 +59,7 @@
 ( print up to `len` bytes from string. stops on NUL. )
 @lprint ( s* len* -> )
     OVR2 ADD2 SWP2                 ( limit* s* )
-    &loop LDAk ?{ !&done }         ( limit* s*)
+    &loop LDAk ?{ !&done }         ( limit* s* )
     LDAk #18 DEO INC2 GTH2k ?&loop ( limit* s+1* )
     &done POP2 POP2 JMP2r          ( )