1 files changed, 1 insertions, 1 deletions
diff --git a/arith.c b/arith.c
index 0f72bf24..1a8c44da 100644
--- a/arith.c
+++ b/arith.c
@@ -1559,7 +1559,7 @@ val zerop(val num)
 
 val plusp(val num)
 {
-  val self = lit("zerop");
+  val self = lit("plusp");
 
   switch (type(num)) {
   case NUM: