diff --git a/tests/test_generateimage_tag.py b/tests/test_generateimage_tag.py
index db3f577..e53c365 100644
--- a/tests/test_generateimage_tag.py
+++ b/tests/test_generateimage_tag.py
@@ -30,7 +30,7 @@ def test_dangling_html_attrs_delimiter():
 @raises(TemplateSyntaxError)
 def test_html_attrs_assignment():
     """
-    You can either use generateimage as an assigment tag or specify html attrs,
+    You can either use generateimage as an assignment tag or specify html attrs,
     but not both.
 
     """
diff --git a/tests/test_thumbnail_tag.py b/tests/test_thumbnail_tag.py
index c938224..7299ad6 100644
--- a/tests/test_thumbnail_tag.py
+++ b/tests/test_thumbnail_tag.py
@@ -42,7 +42,7 @@ def test_too_many_args():
 @raises(TemplateSyntaxError)
 def test_html_attrs_assignment():
     """
-    You can either use thumbnail as an assigment tag or specify html attrs,
+    You can either use thumbnail as an assignment tag or specify html attrs,
     but not both.
 
     """