diff --git a/package/lean/autocore/files/arm/rpcd_luci b/package/lean/autocore/files/arm/rpcd_luci
index e4117e85ad..1bbcfa8302 100755
--- a/package/lean/autocore/files/arm/rpcd_luci
+++ b/package/lean/autocore/files/arm/rpcd_luci
@@ -441,7 +441,7 @@ local methods = {
 		call = function(args)
 			local util = require "luci.util"
 			return {
-				result = (os.execute("(echo %s; sleep 1; echo %s) | passwd %s >/dev/null 2>&1" %{
+				result = (os.execute("(echo %s; sleep 1; echo %s) | busybox passwd %s >/dev/null 2>&1" %{
 					luci.util.shellquote(args.password),
 					luci.util.shellquote(args.password),
 					luci.util.shellquote(args.username)
diff --git a/package/lean/autocore/files/x86/rpcd_luci b/package/lean/autocore/files/x86/rpcd_luci
index 697f237ff1..a906a62379 100755
--- a/package/lean/autocore/files/x86/rpcd_luci
+++ b/package/lean/autocore/files/x86/rpcd_luci
@@ -441,7 +441,7 @@ local methods = {
 		call = function(args)
 			local util = require "luci.util"
 			return {
-				result = (os.execute("(echo %s; sleep 1; echo %s) | passwd %s >/dev/null 2>&1" %{
+				result = (os.execute("(echo %s; sleep 1; echo %s) | busybox passwd %s >/dev/null 2>&1" %{
 					luci.util.shellquote(args.password),
 					luci.util.shellquote(args.password),
 					luci.util.shellquote(args.username)