diff --git a/CHANGELOG.md b/CHANGELOG.md
index 1ff2f609..3bdce62f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@
 
 MAJOR RELEASE: zrok reaches version 1.0.0!
 
+## v0.4.41
+
+FIX: Fixed crash when invoking `zrok share reserved` with no arguments (https://github.com/openziti/zrok/issues/740)
+
 ## v0.4.40
 
 FEATURE: New endpoint for synchronizing grants for an account (https://github.com/openziti/zrok/pull/744). Useful for updating the `zrok.proxy.v1` config objects containing interstitial setting when the `skip_interstitial_grants` table has been updated.
diff --git a/cmd/zrok/shareReserved.go b/cmd/zrok/shareReserved.go
index 16e577c3..0d5688e4 100644
--- a/cmd/zrok/shareReserved.go
+++ b/cmd/zrok/shareReserved.go
@@ -36,6 +36,7 @@ func newShareReservedCommand() *shareReservedCommand {
 	cmd := &cobra.Command{
 		Use:   "reserved <shareToken>",
 		Short: "Start a backend for a reserved share",
+		Args:  cobra.ExactArgs(1),
 	}
 	command := &shareReservedCommand{cmd: cmd}
 	cmd.Flags().StringVar(&command.overrideEndpoint, "override-endpoint", "", "Override the stored target endpoint with a replacement")