diff --git a/config/module/inode.go b/config/module/inode.go
index a49e8a19d..20a951f06 100644
--- a/config/module/inode.go
+++ b/config/module/inode.go
@@ -1,4 +1,4 @@
-// +build !windows
+// +build !windows !freebsd
 
 package module
 
diff --git a/config/module/inode_freebsd.go b/config/module/inode_freebsd.go
new file mode 100644
index 000000000..ff658761a
--- /dev/null
+++ b/config/module/inode_freebsd.go
@@ -0,0 +1,19 @@
+package module
+
+import (
+	"fmt"
+	"os"
+	"syscall"
+)
+
+// lookup the inode of a file on posix systems
+func inode(path string) (uint64, error) {
+	stat, err := os.Stat(path)
+	if err != nil {
+		return 0, err
+	}
+	if st, ok := stat.Sys().(*syscall.Stat_t); ok {
+		return uint64(st.Ino), nil
+	}
+	return 0, fmt.Errorf("could not determine file inode")
+}