diff --git a/web/clitools/getinstinfo.php b/web/clitools/getinstinfo.php
index f32df63..8f54e8e 100755
--- a/web/clitools/getinstinfo.php
+++ b/web/clitools/getinstinfo.php
@@ -630,7 +630,6 @@ if (is_null($oidata)) {
 
 if (!$opts['dryrun']) myq($link,'INSERT INTO InstChecks (InstID, Time, Status) VALUES ('.$instid.', '.$now.', '.$idata['WasLastCheckOk'].')',__LINE__);
 
-// yes: we don't do anything on InstLangs and InstOurLangs otherwise
 if ($instanswered && isset($idata['languages']) && is_array($idata['languages']) && count($idata['languages'])>0) {
 	eecho(1,'«'.$opts['hostname'].'»: declared languages: '.implode(', ',$idata['languages']).N);
 	if (!$opts['dryrun']) {
@@ -642,27 +641,30 @@ if ($instanswered && isset($idata['languages']) && is_array($idata['languages'])
 			myq($link,'INSERT INTO InstLangs SET InstID='.$instid.', LangID='.$langid.', Pos='.$pos,__LINE__);
 		}
 	}
-	// we try to detect languages only if it's set to the default "en", otherwise it has been explicitly set by admin and we assume it's the mostly used language
-	$dool=true;
 	if (!is_null($oidata) && $oidata['OurLangsLock']==1) {
-		$dool=false;
-	} elseif ($idata['languages'][0]=='en') {
-		$idata['ourlanguages']=get_instance_langs($opts['hostname']);
-		while (count($idata['ourlanguages'])>5)
-			array_pop($languages);
-		foreach ($idata['ourlanguages'] as $key=>$lang)
-			$idata['ourlanguages'][$key]=str_replace('-','_',$lang);
-		eecho(1,'«'.$opts['hostname'].'»: detected languages: '.implode(', ',$idata['ourlanguages']).N);
+		eecho(1,'«'.$opts['hostname'].'»: won’t touch “our languages” because they are locked.'.N);
 	} else {
-		$idata['ourlanguages']=$idata['languages'];
-	}
-	if ($dool && !$opts['dryrun']) {
-		myq($link,'DELETE FROM InstOurLangs WHERE InstID='.$instid,__LINE__);
-		$pos=0;
-		foreach ($idata['ourlanguages'] as $lang) {
-			$langid=getlangid($link,$lang,$opts['hostname'],__LINE__);
-			$pos++;
-			myq($link,'INSERT INTO InstOurLangs SET InstID='.$instid.', OurLangID='.$langid.', Pos='.$pos,__LINE__);
+		// we try to detect languages only if first declared language (the only one currently definable by admins)
+		// is different from the default "en", assuming it's been set to the mostly used language on the instance
+		if ($idata['languages'][0]=='en') {
+			$idata['ourlanguages']=get_instance_langs($opts['hostname']);
+			while (count($idata['ourlanguages'])>5)
+				array_pop($languages);
+			foreach ($idata['ourlanguages'] as $key=>$lang)
+				$idata['ourlanguages'][$key]=str_replace('-','_',$lang);
+			eecho(1,'«'.$opts['hostname'].'»: detected languages: '.implode(', ',$idata['ourlanguages']).N);
+		} else {
+			$idata['ourlanguages']=$idata['languages'];
+			eecho(1,'«'.$opts['hostname'].'»: copied declared languages to detected languages.'.N);
+		}
+		if (!$opts['dryrun']) {
+			myq($link,'DELETE FROM InstOurLangs WHERE InstID='.$instid,__LINE__);
+			$pos=0;
+			foreach ($idata['ourlanguages'] as $lang) {
+				$langid=getlangid($link,$lang,$opts['hostname'],__LINE__);
+				$pos++;
+				myq($link,'INSERT INTO InstOurLangs SET InstID='.$instid.', OurLangID='.$langid.', Pos='.$pos,__LINE__);
+			}
 		}
 	}
 }