diff --git a/cube/User/Src/configCmds.c b/cube/User/Src/configCmds.c
index e6217d2..2f93bee 100644
--- a/cube/User/Src/configCmds.c
+++ b/cube/User/Src/configCmds.c
@@ -226,7 +226,7 @@ static bool addDeviceCmd(uint8_t argc, char **args) {
 }
 
 static bool changeDeviceCmd(uint8_t argc, char **args) {
-    if (strcmp(args[1], "help")) {
+    if (strcmp(args[1], "help") == 0) {
         sendString("First argument: index of device in list\n\r");
         sendFormatString("Between 0 and %d\n\r", getConfig()->numOfDeviceBlocks);
         sendString("For further arguments use a * to keep the value\n\r");