diff --git a/unix/ztypes_freebsd_386.go b/unix/ztypes_freebsd_386.go
index 51e13eb05..5212328e2 100644
--- a/unix/ztypes_freebsd_386.go
+++ b/unix/ztypes_freebsd_386.go
@@ -203,7 +203,8 @@ type Xucred struct {
 	Uid     uint32
 	Ngroups int16
 	Groups  [16]uint32
-	_       *byte
+	_       byte
+	Pid		uint32
 }
 
 type Linger struct {
@@ -268,7 +269,7 @@ const (
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
-	SizeofXucred           = 0x50
+	SizeofXucred           = 0x54
 	SizeofLinger           = 0x8
 	SizeofIovec            = 0x8
 	SizeofIPMreq           = 0x8
diff --git a/unix/ztypes_freebsd_amd64.go b/unix/ztypes_freebsd_amd64.go
index d002d8ef3..1673b4e88 100644
--- a/unix/ztypes_freebsd_amd64.go
+++ b/unix/ztypes_freebsd_amd64.go
@@ -200,7 +200,8 @@ type Xucred struct {
 	Uid     uint32
 	Ngroups int16
 	Groups  [16]uint32
-	_       *byte
+	_       byte
+	Pid		uint32
 }
 
 type Linger struct {
@@ -265,7 +266,7 @@ const (
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
-	SizeofXucred           = 0x58
+	SizeofXucred           = 0x54
 	SizeofLinger           = 0x8
 	SizeofIovec            = 0x10
 	SizeofIPMreq           = 0x8
diff --git a/unix/ztypes_freebsd_arm.go b/unix/ztypes_freebsd_arm.go
index 3f863d898..a54f45700 100644
--- a/unix/ztypes_freebsd_arm.go
+++ b/unix/ztypes_freebsd_arm.go
@@ -202,7 +202,8 @@ type Xucred struct {
 	Uid     uint32
 	Ngroups int16
 	Groups  [16]uint32
-	_       *byte
+	_       byte
+	Pid		uint32
 }
 
 type Linger struct {
@@ -267,7 +268,7 @@ const (
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
-	SizeofXucred           = 0x50
+	SizeofXucred           = 0x54
 	SizeofLinger           = 0x8
 	SizeofIovec            = 0x8
 	SizeofIPMreq           = 0x8
diff --git a/unix/ztypes_freebsd_arm64.go b/unix/ztypes_freebsd_arm64.go
index 61c729310..a91ccc72f 100644
--- a/unix/ztypes_freebsd_arm64.go
+++ b/unix/ztypes_freebsd_arm64.go
@@ -200,7 +200,8 @@ type Xucred struct {
 	Uid     uint32
 	Ngroups int16
 	Groups  [16]uint32
-	_       *byte
+	_       byte
+	Pid		uint32
 }
 
 type Linger struct {
@@ -265,7 +266,7 @@ const (
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
-	SizeofXucred           = 0x58
+	SizeofXucred           = 0x54
 	SizeofLinger           = 0x8
 	SizeofIovec            = 0x10
 	SizeofIPMreq           = 0x8
diff --git a/unix/ztypes_freebsd_riscv64.go b/unix/ztypes_freebsd_riscv64.go
index b5d17414f..596538d9e 100644
--- a/unix/ztypes_freebsd_riscv64.go
+++ b/unix/ztypes_freebsd_riscv64.go
@@ -200,7 +200,8 @@ type Xucred struct {
 	Uid     uint32
 	Ngroups int16
 	Groups  [16]uint32
-	_       *byte
+	_       byte
+	Pid		uint32
 }
 
 type Linger struct {
@@ -265,7 +266,7 @@ const (
 	SizeofSockaddrAny      = 0x6c
 	SizeofSockaddrUnix     = 0x6a
 	SizeofSockaddrDatalink = 0x36
-	SizeofXucred           = 0x58
+	SizeofXucred           = 0x54
 	SizeofLinger           = 0x8
 	SizeofIovec            = 0x10
 	SizeofIPMreq           = 0x8