diff --git a/gerrit-sshd/src/main/java/com/google/gerrit/sshd/commands/CacheCommand.java b/gerrit-sshd/src/main/java/com/google/gerrit/sshd/commands/CacheCommand.java
index 7f9e5dbdb6..3d568e1331 100644
--- a/gerrit-sshd/src/main/java/com/google/gerrit/sshd/commands/CacheCommand.java
+++ b/gerrit-sshd/src/main/java/com/google/gerrit/sshd/commands/CacheCommand.java
@@ -38,7 +38,7 @@ abstract class CacheCommand extends SshCommand {
     if ("gerrit".equals(plugin)) {
       return name;
     } else {
-      return plugin + "." + name;
+      return plugin + "-" + name;
     }
   }
 }