diff --git a/mpegts/psi/pat.go b/mpegts/psi/pat.go
index 9d40fa3b..d090a0d7 100644
--- a/mpegts/psi/pat.go
+++ b/mpegts/psi/pat.go
@@ -28,24 +28,24 @@ LICENSE
 package psi
 
 type PAT struct {
-  PF byte // POint field
-  PFB []byte // pointer filler bytes
-  TableID byte // Table ID
-  SSI bool  // Sectiopn syntax indicator (1 for PAT, PMT, CAT)
-  PB bool // Private bit (0 for PAT, PMT, CAT)
-  SL uint16 // Section length
-  TIE uint16 // Table ID extension
-  Version byte // Version number
-  CNI bool // Current/next indicator
-  Section byte // Section number
-  LSN byte // Last section number
-  DT byte // Descriptor tag
-  DL byte // Descriptor length
-  Program uint16 // Program number
-  PMPID uint16 // Program map PID
-  CRC32 uint32 // Checksum of table
+	PF      byte   // Point field
+	PFB     []byte // pointer filler bytes
+	TableID byte   // Table ID
+	SSI     bool   // Sectiopn syntax indicator (1 for PAT, PMT, CAT)
+	PB      bool   // Private bit (0 for PAT, PMT, CAT)
+	SL      uint16 // Section length
+	TIE     uint16 // Table ID extension
+	Version byte   // Version number
+	CNI     bool   // Current/next indicator
+	Section byte   // Section number
+	LSN     byte   // Last section number
+	DT      byte   // Descriptor tag
+	DL      byte   // Descriptor length
+	Program uint16 // Program number
+	PMPID   uint16 // Program map PID
+	CRC32   uint32 // Checksum of table
 }
 
-type (p *PAT)ToByteSlice()(output []byte){
-
+func (p *PAT) ToByteSlice() (output []byte) {
+	return
 }
diff --git a/mpegts/psi/pmt.go b/mpegts/psi/pmt.go
index e7771031..2971e8c0 100644
--- a/mpegts/psi/pmt.go
+++ b/mpegts/psi/pmt.go
@@ -28,7 +28,7 @@ LICENSE
 package psi
 
 type PMT struct {
-	PF      byte   // POint field
+	PF      byte   // Point field
 	PFB     []byte // pointer filler bytes
 	TableID byte   // Table ID
 	SSI     bool   // Sectiopn syntax indicator (1 for PAT, PMT, CAT)
@@ -43,5 +43,5 @@ type PMT struct {
 }
 
 func (p *PMT) ToByteSlice() (output []byte) {
-
+	return
 }