diff --git a/eth/filters/filter.go b/eth/filters/filter.go
index 09ccb93907..4a0f68092d 100644
--- a/eth/filters/filter.go
+++ b/eth/filters/filter.go
@@ -287,7 +287,7 @@ func (f *Filter) checkMatches(ctx context.Context, header *types.Header) ([]*typ
 	// such as tx index, block hash, etc.
 	// Notably tx hash is NOT filled in because it needs
 	// access to block body data.
-	cached, err := f.sys.cachedLogElem(ctx, hash, header.Number.Uint64())
+	cached, err := f.sys.cachedLogElem(ctx, hash, header.Number.Uint64(), header.Time)
 	if err != nil {
 		return nil, err
 	}
diff --git a/eth/filters/filter_system.go b/eth/filters/filter_system.go
index a3a2787a41..e69904c66d 100644
--- a/eth/filters/filter_system.go
+++ b/eth/filters/filter_system.go
@@ -96,7 +96,7 @@ type logCacheElem struct {
 }
 
 // cachedLogElem loads block logs from the backend and caches the result.
-func (sys *FilterSystem) cachedLogElem(ctx context.Context, blockHash common.Hash, number uint64) (*logCacheElem, error) {
+func (sys *FilterSystem) cachedLogElem(ctx context.Context, blockHash common.Hash, number, time uint64) (*logCacheElem, error) {
 	cached, ok := sys.logsCache.Get(blockHash)
 	if ok {
 		return cached, nil
@@ -119,6 +119,7 @@ func (sys *FilterSystem) cachedLogElem(ctx context.Context, blockHash common.Has
 			log.BlockNumber = number
 			log.TxIndex = uint(i)
 			log.Index = logIdx
+			log.BlockTimestamp = time
 			logIdx++
 			flattened = append(flattened, log)
 		}