diff --git a/thriftpy2/http.py b/thriftpy2/http.py
index ae18c3a..33fd35e 100644
--- a/thriftpy2/http.py
+++ b/thriftpy2/http.py
@@ -125,7 +125,7 @@ def __init__(self,
 
         thttpserver = self
 
-        class RequestHander(http_server.BaseHTTPRequestHandler):
+        class RequestHandler(http_server.BaseHTTPRequestHandler):
             # Don't care about the request path.
 
             def do_POST(self):
@@ -153,7 +153,7 @@ def do_POST(self):
                     self.end_headers()
                     self.wfile.write(otrans.getvalue())
 
-        self.httpd = server_class(server_address, RequestHander)
+        self.httpd = server_class(server_address, RequestHandler)
 
     def serve(self):
         self.httpd.serve_forever()
diff --git a/thriftpy2/parser/lexer.py b/thriftpy2/parser/lexer.py
index 091c927..581cd6e 100644
--- a/thriftpy2/parser/lexer.py
+++ b/thriftpy2/parser/lexer.py
@@ -238,7 +238,7 @@ def t_LITERAL(t):
             if s[i] in maps:
                 val += maps[s[i]]
             else:
-                msg = 'Unexcepted escaping characher: %s' % s[i]
+                msg = 'Unexpected escaping character: %s' % s[i]
                 raise ThriftLexerError(msg)
         else:
             val += s[i]
diff --git a/thriftpy2/parser/parser.py b/thriftpy2/parser/parser.py
index a67d87f..bf6c525 100644
--- a/thriftpy2/parser/parser.py
+++ b/thriftpy2/parser/parser.py
@@ -169,7 +169,7 @@ def p_const_ref(p):
         father = child
         child = getattr(child, name, None)
         if child is None:
-            raise ThriftParserError('Cann\'t find name %r at line %d'
+            raise ThriftParserError('Can\'t find name %r at line %d'
                                     % (p[1], p.lineno(1)))
 
     if _get_ttype(child) is None or _get_ttype(father) == TType.I32: