diff --git a/cirq-aqt/cirq_aqt/_version.py b/cirq-aqt/cirq_aqt/_version.py
index e49093d52cd..0c8d7afb1e7 100644
--- a/cirq-aqt/cirq_aqt/_version.py
+++ b/cirq-aqt/cirq_aqt/_version.py
@@ -14,4 +14,4 @@
 
 """Define version number here, read it from setup.py automatically"""
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-core/cirq/_version.py b/cirq-core/cirq/_version.py
index c7c9558e1ff..70c5bb89b76 100644
--- a/cirq-core/cirq/_version.py
+++ b/cirq-core/cirq/_version.py
@@ -29,4 +29,4 @@
         'of cirq (e.g. "python -m pip install cirq==0.5.*")'
     )
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-google/cirq_google/_version.py b/cirq-google/cirq_google/_version.py
index c7c9558e1ff..70c5bb89b76 100644
--- a/cirq-google/cirq_google/_version.py
+++ b/cirq-google/cirq_google/_version.py
@@ -29,4 +29,4 @@
         'of cirq (e.g. "python -m pip install cirq==0.5.*")'
     )
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-ionq/cirq_ionq/_version.py b/cirq-ionq/cirq_ionq/_version.py
index e49093d52cd..0c8d7afb1e7 100644
--- a/cirq-ionq/cirq_ionq/_version.py
+++ b/cirq-ionq/cirq_ionq/_version.py
@@ -14,4 +14,4 @@
 
 """Define version number here, read it from setup.py automatically"""
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-pasqal/cirq_pasqal/_version.py b/cirq-pasqal/cirq_pasqal/_version.py
index e49093d52cd..0c8d7afb1e7 100644
--- a/cirq-pasqal/cirq_pasqal/_version.py
+++ b/cirq-pasqal/cirq_pasqal/_version.py
@@ -14,4 +14,4 @@
 
 """Define version number here, read it from setup.py automatically"""
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-rigetti/cirq_rigetti/_version.py b/cirq-rigetti/cirq_rigetti/_version.py
index e49093d52cd..0c8d7afb1e7 100644
--- a/cirq-rigetti/cirq_rigetti/_version.py
+++ b/cirq-rigetti/cirq_rigetti/_version.py
@@ -14,4 +14,4 @@
 
 """Define version number here, read it from setup.py automatically"""
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"
diff --git a/cirq-web/cirq_web/_version.py b/cirq-web/cirq_web/_version.py
index 343e2b91bb6..8e9b9550684 100644
--- a/cirq-web/cirq_web/_version.py
+++ b/cirq-web/cirq_web/_version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.13.0.dev"
+__version__ = "0.13.0"