diff --git a/docs/example.md b/docs/example.md
index fa96a2d4..1fbc83ee 100644
--- a/docs/example.md
+++ b/docs/example.md
@@ -61,8 +61,8 @@ This includes device specific information like operating system, manufacturer, o
 
 | Method Name | Description | Default Value |
 | ------------- | ------------- | ---------- |
-| `withApplicationVersion`  | sets the application version  | `"3.3.0"` |
-| `withOperatingSystem`  | sets the operating system name | `"OpenKit 3.3.0"` |
+| `withApplicationVersion`  | sets the application version  | `"3.4.0"` |
+| `withOperatingSystem`  | sets the operating system name | `"OpenKit 3.4.0"` |
 | `withManufacturer`  | sets the manufacturer | `"Dynatrace"` |
 | `withModelID`  | sets the model id  | `"OpenKitDevice"` |
 | `withBeaconCacheMaxRecordAge`  | sets the maximum age of an entry in the beacon cache in milliseconds | 45 min |
diff --git a/src/protocol/ProtocolConstants.h b/src/protocol/ProtocolConstants.h
index 9d7d684c..2652264f 100644
--- a/src/protocol/ProtocolConstants.h
+++ b/src/protocol/ProtocolConstants.h
@@ -34,7 +34,7 @@ namespace protocol
 	constexpr const char* QUERY_KEY_SESSION_IDENTIFIER = "si";
 
 	// constant query parameter values
-	constexpr const char* OPENKIT_VERSION = "8.297.30300";
+	constexpr const char* OPENKIT_VERSION = "8.297.30400";
 	constexpr const char* PLATFORM_TYPE_OPENKIT = "1";
 	constexpr const char* AGENT_TECHNOLOGY_TYPE = "okc";
 	constexpr int32_t PROTOCOL_VERSION = 3;
diff --git a/version.properties b/version.properties
index 9318b7cc..a6e5b0d5 100644
--- a/version.properties
+++ b/version.properties
@@ -1 +1 @@
-version=3.3.0
\ No newline at end of file
+version=3.4.0-SNAPSHOT
\ No newline at end of file