diff --git a/zebra-consensus/src/transaction.rs b/zebra-consensus/src/transaction.rs
index 1ff6e16e73e..3f19389feaa 100644
--- a/zebra-consensus/src/transaction.rs
+++ b/zebra-consensus/src/transaction.rs
@@ -51,7 +51,7 @@ mod tests;
 ///     to download, because a peer sent Zebra a bad list of block hashes. (The
 ///     UTXO verification failure will restart the sync, and re-download the
 ///     chain in the correct order.)
-const UTXO_LOOKUP_TIMEOUT: std::time::Duration = std::time::Duration::from_secs(3 * 60);
+const UTXO_LOOKUP_TIMEOUT: std::time::Duration = std::time::Duration::from_secs(6 * 60);
 
 /// Asynchronous transaction verification.
 ///
diff --git a/zebrad/src/components/sync.rs b/zebrad/src/components/sync.rs
index 85c47c9be26..400786af0df 100644
--- a/zebrad/src/components/sync.rs
+++ b/zebrad/src/components/sync.rs
@@ -141,7 +141,7 @@ pub(super) const BLOCK_DOWNLOAD_TIMEOUT: Duration = Duration::from_secs(15);
 ///
 /// If this timeout is set too low, the syncer will sometimes get stuck in a
 /// failure loop.
-pub(super) const BLOCK_VERIFY_TIMEOUT: Duration = Duration::from_secs(180);
+pub(super) const BLOCK_VERIFY_TIMEOUT: Duration = Duration::from_secs(6 * 60);
 
 /// Controls how long we wait to restart syncing after finishing a sync run.
 ///