diff --git a/extension/src/zserio/extension/cpp17/Cpp17ExtensionVersion.java b/extension/src/zserio/extension/cpp17/Cpp17ExtensionVersion.java
index 7d3e978..aec0ade 100644
--- a/extension/src/zserio/extension/cpp17/Cpp17ExtensionVersion.java
+++ b/extension/src/zserio/extension/cpp17/Cpp17ExtensionVersion.java
@@ -13,7 +13,7 @@ public final class Cpp17ExtensionVersion
     public static final String CPP17_EXTENSION_VERSION_STRING = "0.1.0";
 
     /** Expected Zserio core version string. */
-    public static final String EXPECTED_ZSERIO_VERSION_STRING = "2.15.0";
+    public static final String EXPECTED_ZSERIO_VERSION_STRING = "2.16.0";
 
     /** Zserio BIN version string. */
     public static final String BIN_VERSION_STRING = "1.0";