diff --git a/src/game/Player.cpp b/src/game/Player.cpp
index 4ad1098e01..bf9f1f63c6 100644
--- a/src/game/Player.cpp
+++ b/src/game/Player.cpp
@@ -5437,7 +5437,7 @@ bool Player::UpdateSkillPro(uint16 SkillId, int32 Chance, uint32 step)
     if (!MaxValue || !SkillValue || SkillValue >= MaxValue )
         return false;
 
-    int32 Roll = irand(1,100);
+    int32 Roll = irand(1,1000);
 
     if ( Roll <= Chance )
     {