diff --git a/beacon-chain/sync/pending_blocks_queue.go b/beacon-chain/sync/pending_blocks_queue.go
index 4c8cb12c3f..3a0bacbba4 100644
--- a/beacon-chain/sync/pending_blocks_queue.go
+++ b/beacon-chain/sync/pending_blocks_queue.go
@@ -147,6 +147,11 @@ func (s *Service) processPendingBlocks(ctx context.Context) error {
 			}
 			cancelFunction()
 
+			// Process pending attestations for this block.
+			if err := s.processPendingAttsForBlock(ctx, blkRoot); err != nil {
+				log.WithError(err).Debug("Failed to process pending attestations for block")
+			}
+
 			// Remove the processed block from the queue.
 			if err := s.removeBlockFromQueue(b, blkRoot); err != nil {
 				return err
diff --git a/changelog/ttsao_optimize-pending-attestation-processing.md b/changelog/ttsao_optimize-pending-attestation-processing.md
new file mode 100644
index 0000000000..44e571a324
--- /dev/null
+++ b/changelog/ttsao_optimize-pending-attestation-processing.md
@@ -0,0 +1,3 @@
+### Changed
+
+- Process pending attestations after pending blocks are cleared