diff --git a/examples/codecparam/main.go b/examples/codecparam/main.go
index dfe40f0..3ae03d7 100644
--- a/examples/codecparam/main.go
+++ b/examples/codecparam/main.go
@@ -58,7 +58,7 @@ func main() {
 			c.FrameRate = 30
 
 			// Load default parameters.
-			cp, err := vaapi.NewVP8Param()
+			cp, err := vaapi.NewVP8Params()
 			if err != nil {
 				panic(err)
 			}
diff --git a/pkg/codec/vaapi/params.go b/pkg/codec/vaapi/params.go
index 9659f98..1c0ac2c 100644
--- a/pkg/codec/vaapi/params.go
+++ b/pkg/codec/vaapi/params.go
@@ -9,8 +9,8 @@ import (
 	"github.com/pion/webrtc/v2"
 )
 
-// ParamVP8 stores VP8 encoding parameters.
-type ParamVP8 struct {
+// ParamsVP8 stores VP8 encoding parameters.
+type ParamsVP8 struct {
 	codec.BaseParams
 	Sequence        SequenceParamVP8
 	RateControlMode RateControlMode
@@ -24,9 +24,9 @@ type SequenceParamVP8 struct {
 	ClampQindexLow  uint
 }
 
-// NewVP8Param returns default parameters of VP8 codec.
-func NewVP8Param() (ParamVP8, error) {
-	return ParamVP8{
+// NewVP8Params returns default parameters of VP8 codec.
+func NewVP8Params() (ParamsVP8, error) {
+	return ParamsVP8{
 		BaseParams: codec.BaseParams{
 			BitRate:          320000,
 			KeyFrameInterval: 30,
@@ -47,17 +47,17 @@ func NewVP8Param() (ParamVP8, error) {
 }
 
 // Name represents the codec name
-func (p *ParamVP8) Name() string {
+func (p *ParamsVP8) Name() string {
 	return webrtc.VP8
 }
 
 // BuildVideoEncoder builds VP8 encoder with given params
-func (p *ParamVP8) BuildVideoEncoder(r video.Reader, property prop.Media) (io.ReadCloser, error) {
+func (p *ParamsVP8) BuildVideoEncoder(r video.Reader, property prop.Media) (io.ReadCloser, error) {
 	return newVP8Encoder(r, property, *p)
 }
 
-// ParamVP9 represents VAEncSequenceParameterBufferVP9 and other parameter buffers.
-type ParamVP9 struct {
+// ParamsVP9 represents VAEncSequenceParameterBufferVP9 and other parameter buffers.
+type ParamsVP9 struct {
 	codec.BaseParams
 	RateControlMode RateControlMode
 	RateControl     RateControlParam
@@ -97,9 +97,9 @@ const (
 	RateControlAVBR           RateControlMode = 0x00000800
 )
 
-// NewVP9Param returns default parameters of VP9 codec.
-func NewVP9Param() (ParamVP9, error) {
-	return ParamVP9{
+// NewVP9Params returns default parameters of VP9 codec.
+func NewVP9Params() (ParamsVP9, error) {
+	return ParamsVP9{
 		BaseParams: codec.BaseParams{
 			BitRate:          320000,
 			KeyFrameInterval: 30,
@@ -116,11 +116,11 @@ func NewVP9Param() (ParamVP9, error) {
 }
 
 // Name represents the codec name
-func (p *ParamVP9) Name() string {
+func (p *ParamsVP9) Name() string {
 	return webrtc.VP9
 }
 
 // BuildVideoEncoder builds VP9 encoder with given params
-func (p *ParamVP9) BuildVideoEncoder(r video.Reader, property prop.Media) (io.ReadCloser, error) {
+func (p *ParamsVP9) BuildVideoEncoder(r video.Reader, property prop.Media) (io.ReadCloser, error) {
 	return newVP9Encoder(r, property, *p)
 }
diff --git a/pkg/codec/vaapi/vp8.go b/pkg/codec/vaapi/vp8.go
index b82cf0c..25d7496 100644
--- a/pkg/codec/vaapi/vp8.go
+++ b/pkg/codec/vaapi/vp8.go
@@ -83,7 +83,7 @@ type encoderVP8 struct {
 
 	frameCnt int
 	prop     prop.Media
-	params   ParamVP8
+	params   ParamsVP8
 
 	rate *framerateDetector
 
@@ -92,7 +92,7 @@ type encoderVP8 struct {
 }
 
 // newVP8Encoder creates new VP8 encoder
-func newVP8Encoder(r video.Reader, p prop.Media, params ParamVP8) (io.ReadCloser, error) {
+func newVP8Encoder(r video.Reader, p prop.Media, params ParamsVP8) (io.ReadCloser, error) {
 	if p.Width%16 != 0 || p.Width == 0 {
 		return nil, errors.New("width must be 16*n")
 	}
diff --git a/pkg/codec/vaapi/vp9.go b/pkg/codec/vaapi/vp9.go
index 88707f4..b9bc5d8 100644
--- a/pkg/codec/vaapi/vp9.go
+++ b/pkg/codec/vaapi/vp9.go
@@ -87,7 +87,7 @@ type encoderVP9 struct {
 
 	frameCnt int
 	prop     prop.Media
-	params   ParamVP9
+	params   ParamsVP9
 
 	rate *framerateDetector
 
@@ -96,7 +96,7 @@ type encoderVP9 struct {
 }
 
 // newVP9Encoder creates new VP9 encoder
-func newVP9Encoder(r video.Reader, p prop.Media, params ParamVP9) (io.ReadCloser, error) {
+func newVP9Encoder(r video.Reader, p prop.Media, params ParamsVP9) (io.ReadCloser, error) {
 	if p.Width%16 != 0 || p.Width == 0 {
 		return nil, errors.New("width must be 16*n")
 	}