diff --git a/mw_main.c b/mw_main.c
index 644b189..f9f2b68 100644
--- a/mw_main.c
+++ b/mw_main.c
@@ -717,9 +717,7 @@ void process_cmd(char *cmdline, int clinep, mwdata_t *mwdata)
 	}
 	if (strncmp(cmd, "lang_de", 7) == 0) {
 		mdata[0] = MW_LANG_DE;
-		mw_nval_operation(&mwdata->mwdevice, MW_NVAL_OPERATION_WRITE, MW_NVAL_LANGUAGE
-		
-		ls -l , 1, mdata);
+		mw_nval_operation(&mwdata->mwdevice, MW_NVAL_OPERATION_WRITE, MW_NVAL_LANGUAGE , 1, mdata);
 	}
 	if (strncmp(cmd, "c24", 3) == 0) {
 		mdata[0] = MW_RTC_CLOCK_24HR;