diff --git a/src/commentedconfigparser/commentedconfigparser.py b/src/commentedconfigparser/commentedconfigparser.py
index d65a789..3b04823 100644
--- a/src/commentedconfigparser/commentedconfigparser.py
+++ b/src/commentedconfigparser/commentedconfigparser.py
@@ -16,7 +16,7 @@
 
 __all__ = ["CommentedConfigParser"]
 
-_COMMENT_PATTERN = re.compile(r"^\s*[#|;]\s*(.+)$")
+_COMMENT_PATTERN = re.compile(r"^\s*[#|;]\s*(.*)$")
 _COMMENT_OPTION_PATTERN = re.compile(r"^(\s*)?__comment_\d+\s?[=|:]\s?(.*)$")
 _KEY_PATTERN = re.compile(r"^(.+?)\s?[=|:].*$")
 _SECTION_PATTERN = re.compile(r"^\s*\[(.+)\]\s*$")
diff --git a/tests/commentedconfigparser_test.py b/tests/commentedconfigparser_test.py
index 2786852..c1513c2 100644
--- a/tests/commentedconfigparser_test.py
+++ b/tests/commentedconfigparser_test.py
@@ -20,6 +20,8 @@
         ("  \tThis is a comment", False),
         ("", False),
         ("  \t", False),
+        ("#", True),
+        ("#\t", True),
     ),
 )
 def test_comment_pattern(line: str, expected: bool) -> None:
@@ -149,6 +151,7 @@ def test_write_with_no_comments() -> None:
 @pytest.mark.parametrize(
     ("ini_in", "ini_expected"),
     (
+        (["empty_comments_input.ini"], "empty_comments_expected.ini"),
         (["header_input.ini"], "header_expected.ini"),
         (["pydocs_input.ini"], "pydocs_expected.ini"),
         (["regression_original_input.ini"], "regression_original_expected.ini"),
diff --git a/tests/empty_comments_expected.ini b/tests/empty_comments_expected.ini
new file mode 100644
index 0000000..1d3abce
--- /dev/null
+++ b/tests/empty_comments_expected.ini
@@ -0,0 +1,15 @@
+# This has some headers
+#
+# These are comments that happen before any sections are defined
+
+[DEFAULT]
+foo = bar
+# Comment here
+#
+bar = foo
+;
+; Comment here too
+
+[BIZ]
+baz = bar
+
diff --git a/tests/empty_comments_input.ini b/tests/empty_comments_input.ini
new file mode 100644
index 0000000..5bea392
--- /dev/null
+++ b/tests/empty_comments_input.ini
@@ -0,0 +1,16 @@
+# This has some headers
+#
+# These are comments that happen before any sections are defined
+
+[DEFAULT]
+foo = bar
+
+# Comment here
+#
+bar = foo
+;
+; Comment here too
+
+
+[BIZ]
+baz=bar