diff --git a/diskwriter/diskwriter.go b/diskwriter/diskwriter.go
index f45baac..d92376e 100644
--- a/diskwriter/diskwriter.go
+++ b/diskwriter/diskwriter.go
@@ -339,17 +339,17 @@ func newDiskConn(client *Client, directory string, up conn.Up, remoteTracks []co
 			)
 		} else if strings.EqualFold(codec.MimeType, "video/vp8") {
 			builder = samplebuilder.New(
-				128, &codecs.VP8Packet{}, codec.ClockRate,
+				256, &codecs.VP8Packet{}, codec.ClockRate,
 			)
 			conn.hasVideo = true
 		} else if strings.EqualFold(codec.MimeType, "video/vp9") {
 			builder = samplebuilder.New(
-				128, &codecs.VP9Packet{}, codec.ClockRate,
+				256, &codecs.VP9Packet{}, codec.ClockRate,
 			)
 			conn.hasVideo = true
 		} else if strings.EqualFold(codec.MimeType, "video/h264") {
 			builder = samplebuilder.New(
-				128, &codecs.H264Packet{}, codec.ClockRate,
+				256, &codecs.H264Packet{}, codec.ClockRate,
 			)
 			conn.hasVideo = true
 		} else {
diff --git a/go.mod b/go.mod
index e4d0c22..e2cab07 100644
--- a/go.mod
+++ b/go.mod
@@ -6,7 +6,7 @@ require (
 	github.com/at-wat/ebml-go v0.16.0
 	github.com/gorilla/websocket v1.4.2
 	github.com/jech/cert v0.0.0-20210819231831-aca735647728
-	github.com/jech/samplebuilder v0.0.0-20210823163459-dd92d75bae48
+	github.com/jech/samplebuilder v0.0.0-20211123183614-17c7adaa0ec2
 	github.com/pion/ice/v2 v2.1.13
 	github.com/pion/rtcp v1.2.8
 	github.com/pion/rtp v1.7.4
diff --git a/go.sum b/go.sum
index e01a9d0..b2b30d8 100644
--- a/go.sum
+++ b/go.sum
@@ -25,8 +25,8 @@ github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/ad
 github.com/hpcloud/tail v1.0.0/go.mod h1:ab1qPbhIpdTxEkNHXyeSf5vhxWSCs/tWer42PpOxQnU=
 github.com/jech/cert v0.0.0-20210819231831-aca735647728 h1:tN+W1ll2oKuJGMCaO1CRK4rr+xSRjVSfWmnKlACdx38=
 github.com/jech/cert v0.0.0-20210819231831-aca735647728/go.mod h1:FXUA/zpiQfV4uBVN2kAwkf3X7pU7l1l2ovS45CsSYZs=
-github.com/jech/samplebuilder v0.0.0-20210823163459-dd92d75bae48 h1:KTbuIm1zPo0aWHLPs5uLU4u68gxvP6bs7Iyw4Rzd8c0=
-github.com/jech/samplebuilder v0.0.0-20210823163459-dd92d75bae48/go.mod h1:CHSZxAXMLpiht1TO02fn+EO2IEd1jgg80O9XswtRDW0=
+github.com/jech/samplebuilder v0.0.0-20211123183614-17c7adaa0ec2 h1:Eo5ygUssm6Ip3HJIqDkIg8ckqTj01K1rOxjfkQiQtwE=
+github.com/jech/samplebuilder v0.0.0-20211123183614-17c7adaa0ec2/go.mod h1:v8Ft/hAXNMLvYSyhWFcKgKgfqPV4EwOhVwk4oLstjpE=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
 github.com/kr/pty v1.1.1/go.mod h1:pFQYn66WHrOpPYNljwOMqo10TkYh1fy3cYio2l3bCsQ=