diff --git a/apps/nshlib/nsh_fscmds.c b/apps/nshlib/nsh_fscmds.c
index eefa5e2a46..74728eb0be 100644
--- a/apps/nshlib/nsh_fscmds.c
+++ b/apps/nshlib/nsh_fscmds.c
@@ -1225,6 +1225,7 @@ int cmd_nfsmount(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
   FAR char *address;
   FAR char *target;
   FAR char *protocol;
+  FAR struct sockaddr_in *sin;
   bool badarg = false;
 #ifdef CONFIG_NET_IPv6
   struct in6_addr inaddr;
@@ -1338,14 +1339,16 @@ int cmd_nfsmount(FAR struct nsh_vtbl_s *vtbl, int argc, char **argv)
 
   /* Place all of the NFS arguements into the nfs_args structure */
 
+  sin = (FAR struct sockaddr_in *)&data.addr;
+  sin->sin_family = AF_INET;
+  sin->sin_port   = htons(NFS_PORT);
+  sin->sin_addr   = inaddr;
+
   memset(&data, 0, sizeof(data));
   data.version         = NFS_ARGSVERSION;
   data.proto           = (tcp) ? IPPROTO_TCP : IPPROTO_UDP;
   data.sotype          = (tcp) ? SOCK_STREAM : SOCK_DGRAM;
-  data.addr.sin_family = AF_INET;
-  data.addr.sin_port   = htons(NFS_PORT);
-  data.addr.sin_addr   = inaddr;
-  data.addrlen         = sizeof(struct sockaddr);
+  data.addrlen         = sizeof(struct sockaddr_in);
   data.flags           = NFSMNT_NFSV3;
   data.retrans         = 3;
   data.acregmin        = 3;