diff --git a/README b/README
index a2a33f9..f1b0a22 100644
--- a/README
+++ b/README
@@ -70,7 +70,7 @@
 
   import httplib2
   h = httplib2.Http(".cache")
-  h.add_credentals('name', 'password')
+  h.add_credentials('name', 'password')
   (resp, content) = h.request("https://example.org/chapter/2", 
                             "PUT", body="This is text", 
                             headers={'content-type':'text/plain'} )
diff --git a/httplib2test.py b/httplib2test.py
index 9d04eab..895d5ae 100755
--- a/httplib2test.py
+++ b/httplib2test.py
@@ -193,7 +193,7 @@
             self.fail("Threw wrong kind of exception ")
 
     def testGet302ViaHttps(self):
-        # goole always redirects to http://google.com
+        # Google always redirects to http://google.com
         (response, content) = http.request("https://google.com", "GET")
         self.assertEqual(200, response.status)
         self.assertEqual(302, response._previous.status)
@@ -460,7 +460,7 @@
         self.assertEqual(response.status, 200)
 
     def testBasicAuthTwoDifferentCredentials(self):
-        # Test Basic Authentication with multple sets of credentials
+        # Test Basic Authentication with multiple sets of credentials
         uri = urlparse.urljoin(base, "basic2/file.txt")
         (response, content) = http.request(uri, "GET")
         self.assertEqual(response.status, 401)
@@ -488,7 +488,7 @@
         (response, content) = http.request(uri, "GET")
         self.assertEqual(response.status, 401)
 
-        # Now add in creditials one at a time and test.
+        # Now add in credentials one at a time and test.
         http.add_credentials('joe', 'password')
 
         uri = urlparse.urljoin(base, "basic-nested/")