diff --git a/lib/kadm5/iprop-commands.in b/lib/kadm5/iprop-commands.in
index 44ad62b76..d6d847624 100644
--- a/lib/kadm5/iprop-commands.in
+++ b/lib/kadm5/iprop-commands.in
@@ -77,12 +77,14 @@ command = {
 		type = "integer"
 		help = "start replay with this version"
 		argument = "version-number"
+		default = "-1"
 	}
 	option = {
 		long = "end-version"
 		type = "integer"
 		help = "end replay with this version"
 		argument = "version-number"
+		default = "-1"
 	}
 	option = {
 		long = "config-file"