diff --git a/daemon/nfs41.h b/daemon/nfs41.h
index d385b7c..c47fda0 100644
--- a/daemon/nfs41.h
+++ b/daemon/nfs41.h
@@ -35,9 +35,11 @@ struct __rpc_client;
 typedef struct __nfs41_superblock {
     nfs41_fsid fsid;
     bitmap4 supported_attrs;
+    nfstime4 time_delta;
     uint64_t maxread;
     uint64_t maxwrite;
     uint32_t layout_types;
+    bool_t cansettime;
     struct list_entry entry; /* position in nfs41_server.superblocks */
 
     SRWLOCK lock;
diff --git a/daemon/nfs41_superblock.c b/daemon/nfs41_superblock.c
index 38a13f9..1c33e0c 100644
--- a/daemon/nfs41_superblock.c
+++ b/daemon/nfs41_superblock.c
@@ -87,13 +87,16 @@ static int get_superblock_attrs(
     bitmap4 attr_request;
     nfs41_file_info info;
 
-    attr_request.arr[0] = (uint32_t)(FATTR4_WORD0_SUPPORTED_ATTRS |
-        FATTR4_WORD0_MAXREAD | FATTR4_WORD0_MAXWRITE);
-    attr_request.arr[1] = FATTR4_WORD1_FS_LAYOUT_TYPE;
+    attr_request.arr[0] = FATTR4_WORD0_SUPPORTED_ATTRS |
+        FATTR4_WORD0_CANSETTIME | FATTR4_WORD0_MAXREAD |
+        (uint32_t)(FATTR4_WORD0_MAXWRITE);
+    attr_request.arr[1] = FATTR4_WORD1_FS_LAYOUT_TYPE |
+        FATTR4_WORD1_TIME_DELTA;
     attr_request.count = 2;
 
     ZeroMemory(&info, sizeof(info));
     info.supported_attrs = &superblock->supported_attrs;
+    info.time_delta = &superblock->time_delta;
 
     status = nfs41_getattr(session, file, &attr_request, &info);
     if (status) {
@@ -116,11 +119,22 @@ static int get_superblock_attrs(
 
     superblock->layout_types = info.fs_layout_types;
 
+    if (bitmap_isset(&info.attrmask, 0, FATTR4_WORD0_CANSETTIME))
+        superblock->cansettime = info.cansettime;
+    else /* cansettime is not supported, try setting them anyway */
+        superblock->cansettime = 1;
+
+    /* if time_delta is not supported, default to 1s */
+    if (!bitmap_isset(&info.attrmask, 1, FATTR4_WORD1_TIME_DELTA))
+        superblock->time_delta.seconds = 1;
+
     dprintf(SBLVL, "attributes for fsid(%llu,%llu): "
-        "maxread=%llu, maxwrite=%llu, layout_types: 0x%X\n",
+        "maxread=%llu, maxwrite=%llu, layout_types: 0x%X, "
+        "cansettime=%u, time_delta={%ll,%u}\n",
         superblock->fsid.major, superblock->fsid.minor,
         superblock->maxread, superblock->maxwrite,
-        superblock->layout_types);
+        superblock->layout_types, superblock->cansettime,
+        superblock->time_delta.seconds, superblock->time_delta.nseconds);
 out:
     return status;
 }
diff --git a/daemon/nfs41_types.h b/daemon/nfs41_types.h
index a3a238e..3ce9bd7 100644
--- a/daemon/nfs41_types.h
+++ b/daemon/nfs41_types.h
@@ -161,6 +161,7 @@ typedef struct __nfs41_file_info {
     nfstime4                time_access;
     nfstime4                time_create;
     nfstime4                time_modify;
+    nfstime4                *time_delta; /* XXX: per-fs */
     bitmap4                 attrmask;
     bitmap4                 *supported_attrs; /* XXX: per-fs */
     uint64_t                maxread; /* XXX: per-fs */
@@ -180,6 +181,7 @@ typedef struct __nfs41_file_info {
     uint32_t                lease_time; /* XXX: per-server */
     uint32_t                fs_layout_types; /* pnfs, XXX: per-fs */
     bool_t                  hidden;
+    bool_t                  cansettime; /* XXX: per-fs */
     bool_t                  case_insensitive;
     bool_t                  case_preserving;
 } nfs41_file_info;
diff --git a/daemon/nfs41_xdr.c b/daemon/nfs41_xdr.c
index 2642f2e..7699837 100644
--- a/daemon/nfs41_xdr.c
+++ b/daemon/nfs41_xdr.c
@@ -1546,6 +1546,10 @@ static bool_t decode_file_attrs(
             if (!xdr_u_int32_t(xdr, &info->rdattr_error))
                 return FALSE;
         }
+        if (attrs->attrmask.arr[0] & FATTR4_WORD0_CANSETTIME) {
+            if (!xdr_bool(xdr, &info->cansettime))
+                return FALSE;
+        }
         if (attrs->attrmask.arr[0] & FATTR4_WORD0_CASE_INSENSITIVE) {
             if (!xdr_bool(xdr, &info->case_insensitive))
                 return FALSE;
@@ -1600,6 +1604,10 @@ static bool_t decode_file_attrs(
             if (!xdr_nfstime4(xdr, &info->time_create))
                 return FALSE;
         }
+        if (attrs->attrmask.arr[1] & FATTR4_WORD1_TIME_DELTA) {
+            if (!xdr_nfstime4(xdr, info->time_delta))
+                return FALSE;
+        }
         if (attrs->attrmask.arr[1] & FATTR4_WORD1_TIME_MODIFY) {
             if (!xdr_nfstime4(xdr, &info->time_modify))
                 return FALSE;