diff --git a/changelog.d/pr359.feature.rst b/changelog.d/pr359.feature.rst
new file mode 100644
index 00000000..5c18c9d2
--- /dev/null
+++ b/changelog.d/pr359.feature.rst
@@ -0,0 +1,2 @@
+Add optional parameter ``optional_minor_and_patch`` in :meth:`.Version.parse`  to allow optional
+minor and patch parts.
diff --git a/docs/usage/parse-version-string.rst b/docs/usage/parse-version-string.rst
index ddd421e7..0a39c8a3 100644
--- a/docs/usage/parse-version-string.rst
+++ b/docs/usage/parse-version-string.rst
@@ -6,3 +6,10 @@ Use the function :func:`Version.parse <semver.version.Version.parse>`::
 
     >>> Version.parse("3.4.5-pre.2+build.4")
     Version(major=3, minor=4, patch=5, prerelease='pre.2', build='build.4')
+
+Set the parameter ``optional_minor_and_patch=True`` to allow optional
+minor and patch parts. Optional parts are set to zero. By default (False), the
+version string to parse has to follow the semver specification::
+
+    >>> Version.parse("1.2", optional_minor_and_patch=True)
+    Version(major=1, minor=2, patch=0, prerelease=None, build=None)
diff --git a/src/semver/version.py b/src/semver/version.py
index 9e02544f..096acdf2 100644
--- a/src/semver/version.py
+++ b/src/semver/version.py
@@ -68,15 +68,19 @@ class Version:
     __slots__ = ("_major", "_minor", "_patch", "_prerelease", "_build")
     #: Regex for number in a prerelease
     _LAST_NUMBER = re.compile(r"(?:[^\d]*(\d+)[^\d]*)+")
-    #: Regex for a semver version
-    _REGEX = re.compile(
+    #: Regex template for a semver version
+    _REGEX_TEMPLATE = \
         r"""
             ^
             (?P<major>0|[1-9]\d*)
-            \.
-            (?P<minor>0|[1-9]\d*)
-            \.
-            (?P<patch>0|[1-9]\d*)
+            (?:
+                \.
+                (?P<minor>0|[1-9]\d*)
+                (?:
+                    \.
+                    (?P<patch>0|[1-9]\d*)
+                ){opt_patch}
+            ){opt_minor}
             (?:-(?P<prerelease>
                 (?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)
                 (?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*
@@ -86,7 +90,15 @@ class Version:
                 (?:\.[0-9a-zA-Z-]+)*
             ))?
             $
-        """,
+        """
+    #: Regex for a semver version
+    _REGEX = re.compile(
+        _REGEX_TEMPLATE.format(opt_patch='', opt_minor=''),
+        re.VERBOSE,
+    )
+    #: Regex for a semver version that might be shorter
+    _REGEX_OPTIONAL_MINOR_AND_PATCH = re.compile(
+        _REGEX_TEMPLATE.format(opt_patch='?', opt_minor='?'),
         re.VERBOSE,
     )
 
@@ -553,15 +565,26 @@ def match(self, match_expr: str) -> bool:
         return cmp_res in possibilities
 
     @classmethod
-    def parse(cls, version: String) -> "Version":
+    def parse(
+        cls,
+        version: String,
+        optional_minor_and_patch: bool = False
+    ) -> "Version":
         """
         Parse version string to a Version instance.
 
         .. versionchanged:: 2.11.0
            Changed method from static to classmethod to
            allow subclasses.
+        .. versionchanged:: 3.0.0
+           Added optional parameter optional_minor_and_patch to allow optional
+           minor and patch parts.
 
         :param version: version string
+        :param optional_minor_and_patch: if set to true, the version string to parse \
+           can contain optional minor and patch parts. Optional parts are set to zero.
+           By default (False), the version string to parse has to follow the semver
+           specification.
         :return: a new :class:`Version` instance
         :raises ValueError: if version is invalid
         :raises TypeError: if version contains the wrong type
@@ -575,11 +598,18 @@ def parse(cls, version: String) -> "Version":
         elif not isinstance(version, String.__args__):  # type: ignore
             raise TypeError("not expecting type '%s'" % type(version))
 
-        match = cls._REGEX.match(version)
+        if optional_minor_and_patch:
+            match = cls._REGEX_OPTIONAL_MINOR_AND_PATCH.match(version)
+        else:
+            match = cls._REGEX.match(version)
         if match is None:
             raise ValueError(f"{version} is not valid SemVer string")
 
         matched_version_parts: Dict[str, Any] = match.groupdict()
+        if not matched_version_parts['minor']:
+            matched_version_parts['minor'] = 0
+        if not matched_version_parts['patch']:
+            matched_version_parts['patch'] = 0
 
         return cls(**matched_version_parts)
 
diff --git a/tests/test_parsing.py b/tests/test_parsing.py
index 25c55c74..ddf52196 100644
--- a/tests/test_parsing.py
+++ b/tests/test_parsing.py
@@ -53,6 +53,56 @@ def test_should_parse_version(version, expected):
     assert result == expected
 
 
+@pytest.mark.parametrize(
+    "version,expected",
+    [
+        # no. 1
+        (
+            "1.2-alpha.1.2+build.11.e0f985a",
+            {
+                "major": 1,
+                "minor": 2,
+                "patch": 0,
+                "prerelease": "alpha.1.2",
+                "build": "build.11.e0f985a",
+            },
+        ),
+        # no. 2
+        (
+            "1-alpha-1+build.11.e0f985a",
+            {
+                "major": 1,
+                "minor": 0,
+                "patch": 0,
+                "prerelease": "alpha-1",
+                "build": "build.11.e0f985a",
+            },
+        ),
+        (
+            "0.1-0f",
+            {"major": 0, "minor": 1, "patch": 0, "prerelease": "0f", "build": None},
+        ),
+        (
+            "0-0foo.1",
+            {"major": 0, "minor": 0, "patch": 0, "prerelease": "0foo.1", "build": None},
+        ),
+        (
+            "0-0foo.1+build.1",
+            {
+                "major": 0,
+                "minor": 0,
+                "patch": 0,
+                "prerelease": "0foo.1",
+                "build": "build.1",
+            },
+        ),
+    ],
+)
+def test_should_parse_version_with_optional_minor_and_patch(version, expected):
+    result = Version.parse(version, optional_minor_and_patch=True)
+    assert result == expected
+
+
 def test_parse_version_info_str_hash():
     s_version = "1.2.3-alpha.1.2+build.11.e0f985a"
     v = parse_version_info(s_version)

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