diff --git a/instrumentation/opentelemetry-instrumentation-aiohttp-client/CHANGELOG.md b/instrumentation/opentelemetry-instrumentation-aiohttp-client/CHANGELOG.md
index d7dce5f65..cdbc621d3 100644
--- a/instrumentation/opentelemetry-instrumentation-aiohttp-client/CHANGELOG.md
+++ b/instrumentation/opentelemetry-instrumentation-aiohttp-client/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+## Version 0.12b0
+
+Released 2020-08-14
+
 - Change package name to opentelemetry-instrumentation-aiohttp-client
   ([#961](https://github.com/open-telemetry/opentelemetry-python/pull/961))
 
diff --git a/instrumentation/opentelemetry-instrumentation-aiohttp-client/setup.cfg b/instrumentation/opentelemetry-instrumentation-aiohttp-client/setup.cfg
index 318721ba6..557b8d9a0 100644
--- a/instrumentation/opentelemetry-instrumentation-aiohttp-client/setup.cfg
+++ b/instrumentation/opentelemetry-instrumentation-aiohttp-client/setup.cfg
@@ -40,7 +40,7 @@ package_dir=
 packages=find_namespace:
 install_requires =
     opentelemetry-api >= 0.12.dev0
-    opentelemetry-instrumentation == 0.12.dev0
+    opentelemetry-instrumentation == 0.13dev0
     aiohttp ~= 3.0
 
 [options.packages.find]
diff --git a/instrumentation/opentelemetry-instrumentation-aiohttp-client/src/opentelemetry/instrumentation/aiohttp_client/version.py b/instrumentation/opentelemetry-instrumentation-aiohttp-client/src/opentelemetry/instrumentation/aiohttp_client/version.py
index 8d947df44..1a40cfa0f 100644
--- a/instrumentation/opentelemetry-instrumentation-aiohttp-client/src/opentelemetry/instrumentation/aiohttp_client/version.py
+++ b/instrumentation/opentelemetry-instrumentation-aiohttp-client/src/opentelemetry/instrumentation/aiohttp_client/version.py
@@ -12,4 +12,4 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-__version__ = "0.12.dev0"
+__version__ = "0.13dev0"