diff --git a/plugins/other/hddtemp_smartctl b/plugins/other/hddtemp_smartctl
index 55994ff7..11a47377 100755
--- a/plugins/other/hddtemp_smartctl
+++ b/plugins/other/hddtemp_smartctl
@@ -101,7 +101,11 @@ $ENV{LC_ALL} = 'C';
 my @drives;
 
 # Try to get a default set of drives
-if ($^O eq 'linux') {
+if ($^O eq 'freebsd') {
+    opendir(DEV, '/dev');
+    @drives = grep /ad|da$/, readdir DEV;
+    closedir(DEV);
+} elsif ($^O eq 'linux') {
   # On Linux, we know how to enumerate ide drives.
   # SCSI is not as easy
   if (-d '/dev') {