diff --git a/src/rrd/pretty.c b/src/rrd/pretty.c
index 02947ff..a91a798 100644
--- a/src/rrd/pretty.c
+++ b/src/rrd/pretty.c
@@ -81,7 +81,7 @@ rrd_pretty(struct node **rrd)
 		do {
 			changed = 0;
 			node_walk(f[i], &changed, rrd);
-		} while (changed && !limit--);
+		} while (changed && limit--);
 	}
 }