diff --git a/test/secret.cpp b/test/secret.cpp
index a238275ca..89741dac3 100644
--- a/test/secret.cpp
+++ b/test/secret.cpp
@@ -250,6 +250,7 @@ class messages_dhConfig final {
     TlStoreString::store(random_, s);
   }
 };
+const int32 messages_dhConfig::ID;
 
 class encryptedChat final {
  public:
@@ -301,6 +302,7 @@ class encryptedChat final {
     TlStoreBinary::store(key_fingerprint_, s);
   }
 };
+const int32 encryptedChat::ID;
 
 class messages_sentEncryptedMessage final {
  public: