diff --git a/src/modal.c b/src/modal.c
index 630a15b..3bce6af 100644
--- a/src/modal.c
+++ b/src/modal.c
@@ -135,7 +135,7 @@ write_reg(char r, char *reg)
 }
 
 static int
-write_tail(char *s, Rule *r)
+write_tail(char *s)
 {
 	while((*dst_++ = *s++))
 		;
@@ -144,7 +144,6 @@ write_tail(char *s, Rule *r)
 		src_ = bank_b, dst_ = bank_a;
 	else
 		src_ = bank_a, dst_ = bank_b;
-	if(!quiet && r) fprintf(stderr, "%02d %s\n", r->id, src_), ++r->refs;
 	return 1;
 }
 
@@ -194,7 +193,8 @@ apply_rule(Rule *r, char *s)
 		while(*s == ' ') s++;
 		if(*s == ')' && *(dst_ - 1) == ' ') dst_--;
 	}
-	return write_tail(s, r);
+	if(!quiet) fprintf(stderr, "%02d %s\n", r->id, src_), ++r->refs;
+	return write_tail(s);
 }
 
 static char *
@@ -247,7 +247,7 @@ rewrite(void)
 					r->a = 0;
 				}
 				while(*cap == ' ') cap++;
-				return write_tail(cap, NULL);
+				return write_tail(cap);
 			}
 			/* phase: define */
 			if(c == '<' && s[1] == '>') {
@@ -258,7 +258,7 @@ rewrite(void)
 					rules_++;
 				}
 				while(*s == ' ') s++;
-				return write_tail(s, NULL);
+				return write_tail(s);
 			}
 			/* phase: lambda */
 			if(c == '?' && s[1] == '(') {
@@ -267,7 +267,10 @@ rewrite(void)
 				parse_frag(&r->b, parse_frag(&r->a, s + 2));
 				s = cap;
 				while(*s == ' ') s++;
-				if(!apply_rule(&lambda, s)) write_tail(s, r);
+				if(!apply_rule(&lambda, s)) {
+					if(!quiet) fprintf(stderr, "%02d %s\n", r->id, src_), ++r->refs;
+					write_tail(s);
+				}
 				return 1;
 			}
 			/* phase: match */
@@ -291,7 +294,7 @@ main(int argc, char **argv)
 		return !printf("usage: modal [-vqn] source.modal\n");
 	for(i = 1; i < argc && *argv[i] == '-'; i++) {
 		switch(argv[i][1]) {
-		case 'v': /* version */ return !printf("Modal Interpreter, 29 Apr 2024.\n");
+		case 'v': /* version */ return !printf("Modal Interpreter, 2 May 2024.\n");
 		case 'q': /* quiet */ quiet = 1; break;
 		case 'p': /* debug */ debug = 1; break;
 		case 'n': /* infinite */ cycles = 0xffffffff; break;