diff --git a/lectures/08-exceptions-and-with.slim b/lectures/08-exceptions-and-with.slim
index 52acfe7..d7e4adc 100644
--- a/lectures/08-exceptions-and-with.slim
+++ b/lectures/08-exceptions-and-with.slim
@@ -196,7 +196,7 @@
 
         def winter_is_coming(): raise WinterError
 
-        def winter_is_here(): raise WhiteWalker()
+        def winter_is_here(): raise WhiteWalkerError()
 
     p
         a href="https://docs.python.org/3.3/tutorial/errors.html#user-defined-exceptions" референция
@@ -262,7 +262,7 @@
         except IOError:
             print("Much better, now, ain't it?")
     p
-        a href="https://docs.python.org/3.3/reference/compound_stmts.html#with" <em>with</em> 
+        a href="https://docs.python.org/3.3/reference/compound_stmts.html#with" <em>with</em>
         |гарантира, че файлът ще бъде затворен автоматично.