diff --git a/src/lang/maltese.txt b/src/lang/maltese.txt
--- a/src/lang/maltese.txt
+++ b/src/lang/maltese.txt
@@ -835,6 +835,8 @@ STR_NETWORK_SERVER_MESSAGE              
 
 # Linkgraph legend window and linkgraph legend in smallmap
 
+# Linkgraph tooltip
+
 # Base for station construction window(s)
 
 # Join station window