diff --git a/src/primitives/transaction.h b/src/primitives/transaction.h
index 2e83773c4..9ed8012bf 100644
--- a/src/primitives/transaction.h
+++ b/src/primitives/transaction.h
@@ -52,7 +52,7 @@ public:
     // These contain trapdoors, values and other information
     // that the recipient needs, including a memo field. It
     // is encrypted using the scheme implemented in crypto/NoteEncryption.cpp
-    boost::array<ZCNoteEncryption::Ciphertext, ZC_NUM_JS_OUTPUTS> ciphertexts;
+    boost::array<ZCNoteEncryption::Ciphertext, ZC_NUM_JS_OUTPUTS> ciphertexts = {0};
 
     // Random seed
     uint256 randomSeed;