diff --git a/src/Handler/Utils/LMS.hs b/src/Handler/Utils/LMS.hs
index dcb92cdf0..3521d431a 100644
--- a/src/Handler/Utils/LMS.hs
+++ b/src/Handler/Utils/LMS.hs
@@ -127,7 +127,7 @@ maxLmsUserIdentRetries = 27
 randomText :: MonadIO m => String -> Int -> m Text
 randomText extra n = fmap pack . evalRandTIO . replicateM n $ uniform range
   where
-    num_letters = ['0'..'9'] ++ ['a'..'z']
+    num_letters = ['2'..'9'] ++ ['a'..'z'] \\ ['l']
     range       = extra ++ num_letters
 
 --TODO: consider using package elocrypt for user-friendly passwords here, licence requires mentioning of author, etc. though
@@ -150,4 +150,4 @@ randomLMSIdentBut banList = untilJustMaxM maxLmsUserIdentRetries getIdentOk
 randomLMSpw :: MonadIO m => m Text
 randomLMSpw = randomText extra lengthPassword
   where
-    extra = "+*:=!?#&" -- you cannot distinguish ;: and ., in printed letters
+    extra = "+=!?" -- you cannot distinguish ;: and ., in printed letters