diff --git a/arrow/parser.py b/arrow/parser.py
index fc3774b09..769019ce2 100644
--- a/arrow/parser.py
+++ b/arrow/parser.py
@@ -550,6 +550,7 @@ def _parse_token(
             "m",
             "ss",
             "s",
+            "d",
             "x",
         ],
         value: Union[str, bytes, SupportsInt, bytearray],
@@ -645,6 +646,9 @@ def _parse_token(
             )
             parts["day_of_week"] = day_of_week - 1
 
+        elif token == "d":
+            parts["day_of_week"] = int(value) - 1
+
         elif token.upper() in ["HH", "H"]:
             parts["hour"] = int(value)
 
diff --git a/tests/test_parser.py b/tests/test_parser.py
index 7038d880f..9838f89c1 100644
--- a/tests/test_parser.py
+++ b/tests/test_parser.py
@@ -586,6 +586,9 @@ def test_parse_ddd_and_dddd(self):
         assert self.parser.parse("Tuesday", "dddd") == expected
         assert fr_parser.parse("mardi", "dddd") == expected
 
+        # Get first Wednesday after epoch by ISO day of week
+        assert arrow.get("3", "d") == arrow.get(1970, 1, 7)
+
         # Get first Tuesday in 2020
         expected = datetime(2020, 1, 7)
         assert self.parser.parse("Tue 2020", "ddd YYYY") == expected