diff --git a/src/pki/command.c b/src/pki/command.c
index 7ccbd96f4..b6966ee0b 100644
--- a/src/pki/command.c
+++ b/src/pki/command.c
@@ -29,7 +29,7 @@
 /**
  * Registered commands.
  */
-command_t cmds[MAX_COMMANDS];
+static command_t cmds[MAX_COMMANDS];
 
 /**
  * active command.
@@ -274,4 +274,3 @@ int command_dispatch(int c, char *v[])
 	}
 	return command_usage(c > 1 ? "invalid operation" : NULL);
 }
-