diff --git a/agent/mibgroup/hardware/fsys/fsys_getfsstats.c b/agent/mibgroup/hardware/fsys/fsys_getfsstats.c
index 6f78664..addb32a 100644
--- a/agent/mibgroup/hardware/fsys/fsys_getfsstats.c
+++ b/agent/mibgroup/hardware/fsys/fsys_getfsstats.c
@@ -67,6 +67,8 @@
        return NETSNMP_FS_TYPE_NTFS;
     else if ( !strcmp(typename, MOUNT_ZFS) )
        return NETSNMP_FS_TYPE_OTHER;
+    else if ( !strcmp(typename, MOUNT_ACFS) )
+       return NETSNMP_FS_TYPE_OTHER;
 
        /*
         * NetBSD also recognises the following filesystem types:
diff --git a/agent/mibgroup/hardware/fsys/fsys_mntctl.c b/agent/mibgroup/hardware/fsys/fsys_mntctl.c
index 079154c..8eb43ce 100644
--- a/agent/mibgroup/hardware/fsys/fsys_mntctl.c
+++ b/agent/mibgroup/hardware/fsys/fsys_mntctl.c
@@ -59,6 +59,9 @@
 #ifdef MNT_PROCFS
         case MNT_PROCFS:
 #endif
+#ifdef MNT_ACFS
+        case MNT_ACFS:
+#endif
         case MNT_SFS:
         case MNT_CACHEFS:
             return NETSNMP_FS_TYPE_OTHER;
diff --git a/agent/mibgroup/hardware/fsys/fsys_mntent.c b/agent/mibgroup/hardware/fsys/fsys_mntent.c
index 46e2709..63a8538 100644
--- a/agent/mibgroup/hardware/fsys/fsys_mntent.c
+++ b/agent/mibgroup/hardware/fsys/fsys_mntent.c
@@ -142,6 +142,7 @@
               !strcmp(typename, MNTTYPE_SIMFS) ||
               !strcmp(typename, MNTTYPE_BTRFS) ||
               !strcmp(typename, MNTTYPE_ZFS) ||
+              !strcmp(typename, MNTTYPE_ACFS) ||
               !strcmp(typename, MNTTYPE_LOFS))
        return NETSNMP_FS_TYPE_OTHER;
 
diff --git a/agent/mibgroup/hardware/fsys/mnttypes.h b/agent/mibgroup/hardware/fsys/mnttypes.h
index 997283e..37ed4fb 100644
--- a/agent/mibgroup/hardware/fsys/mnttypes.h
+++ b/agent/mibgroup/hardware/fsys/mnttypes.h
@@ -151,6 +151,9 @@
 #ifndef MNTTYPE_ZFS
 #define MNTTYPE_ZFS       "zfs"
 #endif
+#ifndef MNTTYPE_ACFS
+#define MNTTYPE_ACFS      "acfs"
+#endif
 
 /*
  *  File systems to skip
diff --git a/agent/mibgroup/hardware/fsys/mounts.h b/agent/mibgroup/hardware/fsys/mounts.h
index fd448d6..eab65da 100644
--- a/agent/mibgroup/hardware/fsys/mounts.h
+++ b/agent/mibgroup/hardware/fsys/mounts.h
@@ -59,6 +59,9 @@
 #ifndef MOUNT_ZFS
 #define MOUNT_ZFS    "zfs"
 #endif
+#ifndef MOUNT_ACFS
+#define MOUNT_ACFS   "acfs"
+#endif
 
 /*
 #ifndef MNTTYPE_AFS