diff --git a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_001.ksh b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_001.ksh
index e7187935e5..820e9e544e 100755
--- a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_001.ksh
+++ b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_001.ksh
@@ -36,6 +36,8 @@
 
 verify_runnable "global"
 
+log_unsupported "SKIP: nfsv4 acls incompatible with id-mapped mounts for now."
+
 export WORKDIR=$TESTDIR/idmap_test
 export IDMAPDIR=$TESTDIR/idmap_dest
 
diff --git a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_002.ksh b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_002.ksh
index 8cba90ea58..bb1d379af2 100755
--- a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_002.ksh
+++ b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_002.ksh
@@ -37,6 +37,8 @@
 
 verify_runnable "global"
 
+log_unsupported "SKIP: nfsv4 acls incompatible with id-mapped mounts for now."
+
 export WORKDIR=$TESTDIR/idmap_test
 export IDMAPDIR=$TESTDIR/idmap_dest
 
diff --git a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_003.ksh b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_003.ksh
index 1f1a2aec65..84e7de1378 100755
--- a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_003.ksh
+++ b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_003.ksh
@@ -39,6 +39,8 @@
 
 verify_runnable "global"
 
+log_unsupported "SKIP: nfsv4 acls incompatible with id-mapped mounts for now."
+
 export WORKDIR=$TESTDIR/idmap_test
 export IDMAPDIR=$TESTDIR/idmap_dest
 
diff --git a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_004.ksh b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_004.ksh
index 89f2f750d2..3e44da2e05 100755
--- a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_004.ksh
+++ b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_004.ksh
@@ -38,6 +38,8 @@
 
 verify_runnable "global"
 
+log_unsupported "SKIP: nfsv4 acls incompatible with id-mapped mounts for now."
+
 export WORKDIR=$TESTDIR/idmap_test
 export IDMAPDIR=$TESTDIR/idmap_dest
 
diff --git a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_005.ksh b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_005.ksh
index a4ecea92c1..c270dfb8f0 100755
--- a/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_005.ksh
+++ b/tests/zfs-tests/tests/functional/idmap_mount/idmap_mount_005.ksh
@@ -41,6 +41,8 @@
 
 verify_runnable "global"
 
+log_unsupported "SKIP: nfsv4 acls incompatible with id-mapped mounts for now."
+
 export WORKDIR=$TESTDIR/idmap_test
 export IDMAPDIR=$TESTDIR/idmap_dest