diff --git a/keystore-engine/android_engine.cpp b/keystore-engine/android_engine.cpp
index aa7bcbc..bb23823 100644
--- a/keystore-engine/android_engine.cpp
+++ b/keystore-engine/android_engine.cpp
@@ -220,6 +220,9 @@
   RSA_FLAG_CACHE_PUBLIC | RSA_FLAG_OPAQUE | RSA_FLAG_EXT_PKEY,
 
   NULL /* keygen */,
+#if defined(BORINGSSL_201509)
+  NULL /* multi_prime_keygen */,
+#endif
   NULL /* supports_digest */,
 };