diff --git a/pyproject.toml b/pyproject.toml
index f2063dc..c72bc05 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,14 +23,14 @@ classifiers = [
   "Programming Language :: Python :: Implementation :: PyPy",
 ]
 dependencies = [
-  "opentelemetry-api==1.28.2",
-  "opentelemetry-sdk==1.28.2",
-  "opentelemetry-propagator-b3==1.28.2",
-  "opentelemetry-exporter-otlp-proto-grpc==1.28.2",
-  "opentelemetry-exporter-otlp-proto-http==1.28.2",
-  "opentelemetry-instrumentation==0.49b2",
-  "opentelemetry-instrumentation-system-metrics==0.49b2",
-  "opentelemetry-semantic-conventions==0.49b2",
+  "opentelemetry-api==1.29.0",
+  "opentelemetry-sdk==1.29.0",
+  "opentelemetry-propagator-b3==1.29.0",
+  "opentelemetry-exporter-otlp-proto-grpc==1.29.0",
+  "opentelemetry-exporter-otlp-proto-http==1.29.0",
+  "opentelemetry-instrumentation==0.50b0",
+  "opentelemetry-instrumentation-system-metrics==0.50b0",
+  "opentelemetry-semantic-conventions==0.50b0",
 ]
 
 [project.urls]
diff --git a/src/splunk_otel/__about__.py b/src/splunk_otel/__about__.py
index a6b2a4c..57624eb 100644
--- a/src/splunk_otel/__about__.py
+++ b/src/splunk_otel/__about__.py
@@ -13,10 +13,11 @@
 #  limitations under the License.
 
 
-__version__ = "2.0.0a1"
+__version__ = "2.0.0a2.dev0"
 """
 explanation:
 2.0.0a1 (alpha release 1 of version 2.0.0)
+2.0.0a1.dev0 (development version zero of the next release)
 2.0.0b1 (beta release 1 of version 2.0.0)
 2.0.0rc1 (release candidate 1 of version 2.0.0)