diff --git a/core/fs/files.go b/core/fs/files.go
index e58a66a4b..c5075d441 100644
--- a/core/fs/files.go
+++ b/core/fs/files.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package fs
 
diff --git a/core/proc/goroutines.go b/core/proc/goroutines.go
index 891150de3..e16d67453 100644
--- a/core/proc/goroutines.go
+++ b/core/proc/goroutines.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/goroutines_test.go b/core/proc/goroutines_test.go
index 4d5154623..f3b3f8840 100644
--- a/core/proc/goroutines_test.go
+++ b/core/proc/goroutines_test.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/profile.go b/core/proc/profile.go
index 280ac945d..a1e8fc05a 100644
--- a/core/proc/profile.go
+++ b/core/proc/profile.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/shutdown.go b/core/proc/shutdown.go
index 402b9ce1c..5984c4fc7 100644
--- a/core/proc/shutdown.go
+++ b/core/proc/shutdown.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/shutdown_test.go b/core/proc/shutdown_test.go
index 4f3aed592..683dcf21b 100644
--- a/core/proc/shutdown_test.go
+++ b/core/proc/shutdown_test.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/signals.go b/core/proc/signals.go
index b8996cbaa..e25a961cd 100644
--- a/core/proc/signals.go
+++ b/core/proc/signals.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/core/proc/signals_test.go b/core/proc/signals_test.go
index c49d503b7..7838ba6fa 100644
--- a/core/proc/signals_test.go
+++ b/core/proc/signals_test.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package proc
 
diff --git a/tools/goctl/migrate/cancel.go b/tools/goctl/migrate/cancel.go
index 7421d34ea..31a1af6de 100644
--- a/tools/goctl/migrate/cancel.go
+++ b/tools/goctl/migrate/cancel.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package migrate
 
diff --git a/tools/goctl/util/pathx/readlink.go b/tools/goctl/util/pathx/readlink.go
index e67fd8c03..0c8208f8d 100644
--- a/tools/goctl/util/pathx/readlink.go
+++ b/tools/goctl/util/pathx/readlink.go
@@ -1,4 +1,4 @@
-//go:build linux || darwin
+//go:build linux || darwin || freebsd
 
 package pathx