diff --git a/zcash_client_sqlite/src/wallet/init.rs b/zcash_client_sqlite/src/wallet/init.rs
index 609897d4a..cb50cb77c 100644
--- a/zcash_client_sqlite/src/wallet/init.rs
+++ b/zcash_client_sqlite/src/wallet/init.rs
@@ -392,8 +392,7 @@ mod tests {
                 FOREIGN KEY (to_account) REFERENCES accounts(account),
                 CONSTRAINT tx_output UNIQUE (tx, output_pool, output_index),
                 CONSTRAINT note_recipient CHECK (
-                    (to_address IS NOT NULL OR to_account IS NOT NULL)
-                    AND NOT (to_address IS NOT NULL AND to_account IS NOT NULL)
+                    (to_address IS NOT NULL) != (to_account IS NOT NULL)
                 )
             )",
             "CREATE TABLE transactions (
diff --git a/zcash_client_sqlite/src/wallet/init/migrations/sent_notes_to_internal.rs b/zcash_client_sqlite/src/wallet/init/migrations/sent_notes_to_internal.rs
index 5debe5db6..c67777660 100644
--- a/zcash_client_sqlite/src/wallet/init/migrations/sent_notes_to_internal.rs
+++ b/zcash_client_sqlite/src/wallet/init/migrations/sent_notes_to_internal.rs
@@ -60,8 +60,7 @@ impl RusqliteMigration for Migration {
                 FOREIGN KEY (to_account) REFERENCES accounts(account),
                 CONSTRAINT tx_output UNIQUE (tx, output_pool, output_index),
                 CONSTRAINT note_recipient CHECK (
-                    (to_address IS NOT NULL OR to_account IS NOT NULL)
-                    AND NOT (to_address IS NOT NULL AND to_account IS NOT NULL)
+                    (to_address IS NOT NULL) != (to_account IS NOT NULL)
                 )
             );
             INSERT INTO sent_notes_new (