diff --git a/tests/decorator/test_origins.py b/tests/decorator/test_origins.py
index 9e001ea..a277575 100644
--- a/tests/decorator/test_origins.py
+++ b/tests/decorator/test_origins.py
@@ -140,7 +140,7 @@ def test_set_serialized(self):
         resp = self.get('/test_set', origin='http://bar.com')
 
         allowed = resp.headers.get(ACL_ORIGIN)
-        # Order is not garaunteed
+        # Order is not guaranteed
         self.assertEqual(allowed, 'http://bar.com')
 
     def test_not_matching_origins(self):
@@ -180,7 +180,7 @@ def test_regex_mixed_list(self):
             or '?') will be skipped.
 
             Thus, the list of returned Access-Control-Allow-Origin header
-            is garaunteed to be 'null', the origin or "*", as per the w3
+            is guaranteed to be 'null', the origin or "*", as per the w3
             http://www.w3.org/TR/cors/#access-control-allow-origin-response-header
 
         '''
diff --git a/tests/extension/test_app_extension.py b/tests/extension/test_app_extension.py
index 50aec0c..6ebca5f 100644
--- a/tests/extension/test_app_extension.py
+++ b/tests/extension/test_app_extension.py
@@ -109,7 +109,7 @@ def test_set_serialized(self):
         resp = self.get('/test_set', origin='http://bar.com')
 
         allowed = resp.headers.get(ACL_ORIGIN)
-        # Order is not garaunteed
+        # Order is not guaranteed
         self.assertEqual(allowed, 'http://bar.com')
 
     def test_not_matching_origins(self):
@@ -152,7 +152,7 @@ def test_regex_mixed_list(self):
             or '?') will be skipped.
 
             Thus, the list of returned Access-Control-Allow-Origin header
-            is garaunteed to be 'null', the origin or "*", as per the w3
+            is guaranteed to be 'null', the origin or "*", as per the w3
             http://www.w3.org/TR/cors/#access-control-allow-origin-response-header
 
         '''