diff --git a/module/os/freebsd/zfs/zvol_os.c b/module/os/freebsd/zfs/zvol_os.c
index 4dec6289b..212ef560d 100644
--- a/module/os/freebsd/zfs/zvol_os.c
+++ b/module/os/freebsd/zfs/zvol_os.c
@@ -135,8 +135,7 @@ static uint32_t zvol_minors;
 
 SYSCTL_DECL(_vfs_zfs);
 SYSCTL_NODE(_vfs_zfs, OID_AUTO, vol, CTLFLAG_RW, 0, "ZFS VOLUME");
-SYSCTL_INT(_vfs_zfs_vol, OID_AUTO, mode, CTLFLAG_RWTUN, &zvol_volmode, 0,
-	"Expose as GEOM providers (1), device files (2) or neither");
+
 static boolean_t zpool_on_zvol = B_FALSE;
 SYSCTL_INT(_vfs_zfs_vol, OID_AUTO, recursive, CTLFLAG_RWTUN, &zpool_on_zvol, 0,
 	"Allow zpools to use zvols as vdevs (DANGEROUS)");
diff --git a/module/os/linux/zfs/zvol_os.c b/module/os/linux/zfs/zvol_os.c
index 6a855e706..57a9711e9 100644
--- a/module/os/linux/zfs/zvol_os.c
+++ b/module/os/linux/zfs/zvol_os.c
@@ -1795,9 +1795,6 @@ MODULE_PARM_DESC(zvol_major, "Major number for zvol device");
 module_param(zvol_max_discard_blocks, ulong, 0444);
 MODULE_PARM_DESC(zvol_max_discard_blocks, "Max number of blocks to discard");
 
-module_param(zvol_volmode, uint, 0644);
-MODULE_PARM_DESC(zvol_volmode, "Default volmode property value");
-
 module_param(zvol_blk_mq_queue_depth, uint, 0644);
 MODULE_PARM_DESC(zvol_blk_mq_queue_depth, "Default blk-mq queue depth");
 
diff --git a/module/zfs/zvol.c b/module/zfs/zvol.c
index 1b640ee3f..db1f103c0 100644
--- a/module/zfs/zvol.c
+++ b/module/zfs/zvol.c
@@ -2159,6 +2159,8 @@ ZFS_MODULE_PARAM(zfs_vol, zvol_, inhibit_dev, UINT, ZMOD_RW,
 	"Do not create zvol device nodes");
 ZFS_MODULE_PARAM(zfs_vol, zvol_, prefetch_bytes, UINT, ZMOD_RW,
 	"Prefetch N bytes at zvol start+end");
+ZFS_MODULE_PARAM(zfs_vol, zvol_vol, mode, UINT, ZMOD_RW,
+	"Default volmode property value");
 ZFS_MODULE_PARAM(zfs_vol, zvol_, threads, UINT, ZMOD_RW,
 	"Number of threads for I/O requests. Set to 0 to use all active CPUs");
 ZFS_MODULE_PARAM(zfs_vol, zvol_, num_taskqs, UINT, ZMOD_RW,