diff --git a/py2.6/multiprocess/__init__.py b/py2.6/multiprocess/__init__.py
index bb270fc..24b617b 100644
--- a/py2.6/multiprocess/__init__.py
+++ b/py2.6/multiprocess/__init__.py
@@ -40,7 +40,7 @@
 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/py2.7/multiprocess/__init__.py b/py2.7/multiprocess/__init__.py
index 7ca37d2..37c2e76 100644
--- a/py2.7/multiprocess/__init__.py
+++ b/py2.7/multiprocess/__init__.py
@@ -41,7 +41,7 @@
 # SUCH DAMAGE.
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/py3.1/multiprocess/__init__.py b/py3.1/multiprocess/__init__.py
index e74711b..b97e40c 100644
--- a/py3.1/multiprocess/__init__.py
+++ b/py3.1/multiprocess/__init__.py
@@ -41,7 +41,7 @@
 # SUCH DAMAGE.
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/py3.10/multiprocess/__init__.py b/py3.10/multiprocess/__init__.py
index 1689088..295999f 100644
--- a/py3.10/multiprocess/__init__.py
+++ b/py3.10/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.2/multiprocess/__init__.py b/py3.2/multiprocess/__init__.py
index bd03a13..07352e2 100644
--- a/py3.2/multiprocess/__init__.py
+++ b/py3.2/multiprocess/__init__.py
@@ -41,7 +41,7 @@
 # SUCH DAMAGE.
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/py3.3/multiprocess/__init__.py b/py3.3/multiprocess/__init__.py
index 655fd85..e2bea00 100644
--- a/py3.3/multiprocess/__init__.py
+++ b/py3.3/multiprocess/__init__.py
@@ -16,7 +16,7 @@
 # Licensed to PSF under a Contributor Agreement.
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/py3.4/multiprocess/__init__.py b/py3.4/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100644
--- a/py3.4/multiprocess/__init__.py
+++ b/py3.4/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.5/multiprocess/__init__.py b/py3.5/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100644
--- a/py3.5/multiprocess/__init__.py
+++ b/py3.5/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.6/multiprocess/__init__.py b/py3.6/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100644
--- a/py3.6/multiprocess/__init__.py
+++ b/py3.6/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.7/multiprocess/__init__.py b/py3.7/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100644
--- a/py3.7/multiprocess/__init__.py
+++ b/py3.7/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.8/multiprocess/__init__.py b/py3.8/multiprocess/__init__.py
index 1689088..295999f 100644
--- a/py3.8/multiprocess/__init__.py
+++ b/py3.8/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/py3.9/multiprocess/__init__.py b/py3.9/multiprocess/__init__.py
index 1689088..295999f 100644
--- a/py3.9/multiprocess/__init__.py
+++ b/py3.9/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/pypy2.7/multiprocess/__init__.py b/pypy2.7/multiprocess/__init__.py
index 7ca37d2..37c2e76 100644
--- a/pypy2.7/multiprocess/__init__.py
+++ b/pypy2.7/multiprocess/__init__.py
@@ -41,7 +41,7 @@
 # SUCH DAMAGE.
 #
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 __all__ = [
     'Process', 'current_process', 'active_children', 'freeze_support',
diff --git a/pypy3.6/multiprocess/__init__.py b/pypy3.6/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100755
--- a/pypy3.6/multiprocess/__init__.py
+++ b/pypy3.6/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/pypy3.7/multiprocess/__init__.py b/pypy3.7/multiprocess/__init__.py
index ea8a2c6..2bc76c9 100644
--- a/pypy3.7/multiprocess/__init__.py
+++ b/pypy3.7/multiprocess/__init__.py
@@ -15,7 +15,7 @@
 import sys
 from . import context
 
-__version__ = '0.70.13.dev0'
+__version__ = '0.70.12.1'
 
 #
 # Copy stuff from default context
diff --git a/setup.py b/setup.py
index a460679..d16255e 100644
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@
 import sys
 import glob
 
-stable_version = '0.70.13'
+stable_version = '0.70.12.1'
 
 # drop support for older python
 unsupported = None