diff --git a/modules/juce_product_unlocking/native/juce_InAppPurchases_android.cpp b/modules/juce_product_unlocking/native/juce_InAppPurchases_android.cpp
index 60af5ac69a..cbae43f733 100644
--- a/modules/juce_product_unlocking/native/juce_InAppPurchases_android.cpp
+++ b/modules/juce_product_unlocking/native/juce_InAppPurchases_android.cpp
@@ -736,7 +736,7 @@ private:
 
     DECLARE_JNI_CLASS_WITH_BYTECODE (JuceBillingClient,
                                      "com/rmsl/juce/JuceBillingClient",
-                                     16,
+                                     24,
                                      juceBillingClientCompiled)
     #undef JNI_CLASS_MEMBERS