diff --git a/moto/__init__.py b/moto/__init__.py
index a6f35069e..ac63e38d8 100644
--- a/moto/__init__.py
+++ b/moto/__init__.py
@@ -3,7 +3,7 @@ import logging
 # logging.getLogger('boto').setLevel(logging.CRITICAL)
 
 __title__ = 'moto'
-__version__ = '1.3.11'
+__version__ = '1.3.12'
 
 from .acm import mock_acm  # flake8: noqa
 from .apigateway import mock_apigateway, mock_apigateway_deprecated  # flake8: noqa
diff --git a/update_version_from_git.py b/update_version_from_git.py
index 355bc2ba9..7b327727e 100644
--- a/update_version_from_git.py
+++ b/update_version_from_git.py
@@ -74,7 +74,7 @@ def prerelease_version():
     ver, commits_since, githash = get_git_version_info()
     initpy_ver = get_version()
 
-    assert len(initpy_ver.split('.')) in [3, 4], 'moto/__init__.py version should be like 0.0.2 or 0.0.2.dev'
+    assert len(initpy_ver.split('.')) == 4, 'moto/__init__.py version should be like 0.0.2.dev'
     assert initpy_ver > ver, 'the moto/__init__.py version should be newer than the last tagged release.'
     return '{initpy_ver}.dev{commits_since}'.format(initpy_ver=initpy_ver, commits_since=commits_since)