diff --git a/examples/pom.xml b/examples/pom.xml
index dccb404a..e7a5cfe4 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -17,7 +17,7 @@
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
     <maven.compiler.release>11</maven.compiler.release>
-    <platform.branch>protocol/go/v0.39.0</platform.branch>
+    <platform.branch>protocol/go/v0.43.0</platform.branch>
     <exec.cleanupDaemonThreads>false</exec.cleanupDaemonThreads>
   </properties>
 
diff --git a/sdk/pom.xml b/sdk/pom.xml
index 3057dab3..5be704f2 100644
--- a/sdk/pom.xml
+++ b/sdk/pom.xml
@@ -16,7 +16,7 @@
         <kotlin.version>2.1.0</kotlin.version>
         <connect.version>0.7.2</connect.version>
         <okhttp.version>4.12.0</okhttp.version>
-        <platform.branch>protocol/go/v0.39.0</platform.branch>
+        <platform.branch>protocol/go/v0.43.0</platform.branch>
         <!-- in the non-FIPS case we don't need to pass anything to the jvm -->
         <java.security.properties.test/>
         <!-- Default empty argLine; overridden by jacoco:prepare-agent when the `coverage` profile is active -->