diff -urNp a/agent/mibgroup/hardware/fsys/fsys_mntent.c b/agent/mibgroup/hardware/fsys/fsys_mntent.c
--- a/agent/mibgroup/hardware/fsys/fsys_mntent.c	2018-08-14 10:42:04.298706747 +0200
+++ b/agent/mibgroup/hardware/fsys/fsys_mntent.c	2018-08-14 10:42:27.177735016 +0200
@@ -142,6 +142,7 @@ _fsys_type( char *typename )
               !strcmp(typename, MNTTYPE_SIMFS) ||
               !strcmp(typename, MNTTYPE_VZFS) ||
               !strcmp(typename, MNTTYPE_BTRFS) ||
+              !strcmp(typename, MNTTYPE_ACFS) ||
               !strcmp(typename, MNTTYPE_LOFS))
        return NETSNMP_FS_TYPE_OTHER;
 
diff -urNp a/agent/mibgroup/hardware/fsys/mnttypes.h b/agent/mibgroup/hardware/fsys/mnttypes.h
--- a/agent/mibgroup/hardware/fsys/mnttypes.h	2018-08-14 10:42:04.298706747 +0200
+++ b/agent/mibgroup/hardware/fsys/mnttypes.h	2018-08-14 10:42:27.177735016 +0200
@@ -151,6 +151,9 @@
 #ifndef MNTTYPE_BTRFS
 #define MNTTYPE_BTRFS    "btrfs"
 #endif
+#ifndef MNTTYPE_ACFS
+#define MNTTYPE_ACFS  "acfs"
+#endif
 
 /*
  *  File systems to skip
diff -urNp a/agent/mibgroup/hardware/fsys/mounts.h b/agent/mibgroup/hardware/fsys/mounts.h
--- a/agent/mibgroup/hardware/fsys/mounts.h	2012-10-10 00:28:58.000000000 +0200
+++ b/agent/mibgroup/hardware/fsys/mounts.h	2018-08-14 10:44:30.798843141 +0200
@@ -56,6 +56,9 @@
 #ifndef MOUNT_UFS
 #define MOUNT_UFS    "ufs"
 #endif
+#ifndef MOUNT_ACFS
+#define MOUNT_ACFS   "acfs"
+#endif
 
 /*
 #ifndef MNTTYPE_AFS