diff --git a/docs/nqp-opcode.txt b/docs/nqp-opcode.txt
index ad7ac9b438..391f4d170d 100644
--- a/docs/nqp-opcode.txt
+++ b/docs/nqp-opcode.txt
@@ -97,8 +97,8 @@ General notes:
     nqp::bindkey                   pir::set__1QsP
     nqp::atpos                     pir::set__PQi
     nqp::atkey                     pir::set__PQs
-    nqp::existpos                  pir::exists__IQi
-    nqp::existkey                  pir::exists__IQs
+    nqp::existspos                 pir::exists__IQi
+    nqp::existskey                 pir::exists__IQs
     nqp::deletekey                 pir::delete__0Qs
     nqp::elems                     pir::elements__IP