diff --git a/org_rw/org_rw.py b/org_rw/org_rw.py
index f31abe1..30fe7f2 100644
--- a/org_rw/org_rw.py
+++ b/org_rw/org_rw.py
@@ -818,7 +818,7 @@ def parse_headline(hl) -> Headline:
     )
 
 
-class OrgDoc:
+class OrgDom:
     def __init__(self, headlines, keywords, contents):
         self.headlines: List[Headline] = list(map(parse_headline, headlines))
         self.keywords: List[Property] = keywords
@@ -976,16 +976,16 @@ class OrgDoc:
             yield from self.dump_headline(headline)
 
 
-class OrgDocReader:
+class OrgDomReader:
     def __init__(self):
         self.headlines: List[Headline] = []
         self.keywords: List[Property] = []
-        self.headline_hierarchy: List[OrgDoc] = []
+        self.headline_hierarchy: List[OrgDom] = []
         self.contents: List[RawLine] = []
         self.delimiters: List[DelimiterLine] = []
 
     def finalize(self):
-        return OrgDoc(self.headlines, self.keywords, self.contents)
+        return OrgDom(self.headlines, self.keywords, self.contents)
 
     ## Construction
     def add_headline(self, linenum: int, match: re.Match) -> int:
@@ -1131,7 +1131,7 @@ class OrgDocReader:
 
 
 def loads(s, environment=BASE_ENVIRONMENT, extra_cautious=True):
-    reader = OrgDocReader()
+    reader = OrgDomReader()
     reader.read(s, environment)
     doc = reader.finalize()
     if extra_cautious:  # Check that all options can be properly re-serialized
diff --git a/tests/test_org.py b/tests/test_org.py
index 563a9d6..63d94b9 100644
--- a/tests/test_org.py
+++ b/tests/test_org.py
@@ -6,7 +6,7 @@ from datetime import datetime as DT
 from org_rw import dumps, load, loads
 
 from utils.assertions import (BOLD, CODE, HL, ITALIC, SPAN, STRIKE, UNDERLINED,
-                              VERBATIM, WEB_LINK, Doc, Tokens)
+                              VERBATIM, WEB_LINK, Dom, Tokens)
 
 DIR = os.path.dirname(os.path.abspath(__file__))
 
@@ -16,7 +16,7 @@ class TestSerde(unittest.TestCase):
         with open(os.path.join(DIR, "01-simple.org")) as f:
             doc = load(f)
 
-        ex = Doc(
+        ex = Dom(
             props=[
                 ("TITLE", "01-Simple"),
                 ("DESCRIPTION", "Simple org file"),
@@ -70,7 +70,7 @@ class TestSerde(unittest.TestCase):
         with open(os.path.join(DIR, "02-markup.org")) as f:
             doc = load(f)
 
-        ex = Doc(
+        ex = Dom(
             props=[
                 ("TITLE", "02-Markup"),
                 ("DESCRIPTION", "Simple org file to test markup"),
@@ -213,7 +213,7 @@ class TestSerde(unittest.TestCase):
         self.assertEqual(links[3].value, "id:03-markup-first-level-id")
         self.assertEqual(links[3].description, "a link to a section by id")
 
-        ex = Doc(
+        ex = Dom(
             props=[
                 ("TITLE", "03-Links"),
                 ("DESCRIPTION", "Simple org file to test links"),
@@ -293,7 +293,7 @@ class TestSerde(unittest.TestCase):
         links[3].value = "id:03-markup-non-existent-level-id"
         links[3].description = None
 
-        ex = Doc(
+        ex = Dom(
             props=[
                 ("TITLE", "03-Links"),
                 ("DESCRIPTION", "Simple org file to test links"),
diff --git a/tests/utils/assertions.py b/tests/utils/assertions.py
index 0e21424..ebcdcf1 100644
--- a/tests/utils/assertions.py
+++ b/tests/utils/assertions.py
@@ -19,7 +19,7 @@ def get_raw(doc):
         return doc.get_raw()
 
 
-class Doc:
+class Dom:
     def __init__(self, *, props=None, children=None):
         self.props = props
         self.children = children