diff --git a/softkeymaster/include/keymaster/softkeymaster.h b/softkeymaster/include/keymaster/softkeymaster.h
index f304aed..17d1389 100644
--- a/softkeymaster/include/keymaster/softkeymaster.h
+++ b/softkeymaster/include/keymaster/softkeymaster.h
@@ -38,4 +38,7 @@
                         const size_t signedDataLength, const uint8_t* signature,
                         const size_t signatureLength);
 
+int openssl_open(const hw_module_t* module, const char* name, hw_device_t** device);
+
+struct keystore_module softkeymaster_module;
 #endif  // SOFTKEYMASTER_INCLUDE_KEYMASTER_SOFTKEYMASTER_H_