diff --git a/runtime/src/prioritization_fee_cache.rs b/runtime/src/prioritization_fee_cache.rs
index 90e66e522c..944f35e195 100644
--- a/runtime/src/prioritization_fee_cache.rs
+++ b/runtime/src/prioritization_fee_cache.rs
@@ -475,7 +475,7 @@ mod tests {
         let slot = bank.slot();
 
         let mut prioritization_fee_cache = PrioritizationFeeCache::default();
-        prioritization_fee_cache.update(bank, txs.iter());
+        sync_update(&mut prioritization_fee_cache, bank, txs.iter());
 
         // assert block minimum fee and account a, b, c fee accordingly
         {