diff --git a/src/detection/disk/disk_bsd.c b/src/detection/disk/disk_bsd.c
index 84547b7ad..446e2e610 100644
--- a/src/detection/disk/disk_bsd.c
+++ b/src/detection/disk/disk_bsd.c
@@ -140,7 +140,7 @@ const char* ffDetectDisksImpl(FFDiskOptions* options, FFlist* disks)
             disk->type |= FF_DISK_VOLUME_TYPE_READONLY_BIT;
 
         struct stat st;
-        if(stat(fs->f_mntonname, &st) == 0)
+        if(stat(fs->f_mntonname, &st) == 0 && st.st_birthtimespec.tv_sec > 0)
             disk->createTime = (uint64_t)((st.st_birthtimespec.tv_sec * 1000) + (st.st_birthtimespec.tv_nsec / 1000000));
     }