diff --git a/keyboards/reviung/reviung5/keymaps/vial/config.h b/keyboards/reviung/reviung5/keymaps/vial/config.h
new file mode 100644
index 0000000000..4e56ec488b
--- /dev/null
+++ b/keyboards/reviung/reviung5/keymaps/vial/config.h
@@ -0,0 +1,7 @@
+/* SPDX-License-Identifier: GPL-2.0-or-later */
+
+#pragma once
+
+#define VIAL_KEYBOARD_UID {0x4D, 0x60, 0x3A, 0x29, 0x33, 0x35, 0x61, 0x41}
+#define VIAL_UNLOCK_COMBO_ROWS { 0, 0 }
+#define VIAL_UNLOCK_COMBO_COLS { 0, 1 }
diff --git a/keyboards/reviung/reviung5/keymaps/vial/keymap.c b/keyboards/reviung/reviung5/keymaps/vial/keymap.c
new file mode 100644
index 0000000000..9116caaf46
--- /dev/null
+++ b/keyboards/reviung/reviung5/keymaps/vial/keymap.c
@@ -0,0 +1,41 @@
+/* Copyright 2021 gtips
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include QMK_KEYBOARD_H
+
+// Defines names for use in layer keycodes and the keymap
+enum layer_names {
+    _BASE,
+    _LOWER,
+};
+
+#define LO_VD LT(_LOWER, KC_VOLD)
+
+#if defined(ENCODER_MAP_ENABLE)
+const uint16_t PROGMEM encoder_map[][NUM_ENCODERS][2] = {
+    [_BASE] =   { ENCODER_CCW_CW(KC_MS_WH_UP, KC_MS_WH_DOWN) },
+    [_LOWER] =  { ENCODER_CCW_CW(RGB_HUD, RGB_HUI) },
+};
+#endif
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+    /* Base */
+    [_BASE] = LAYOUT_reviung5(
+        LO_VD,         KC_MPRV,       KC_MPLY,       KC_MNXT,       KC_VOLU
+    ),
+    [_LOWER] = LAYOUT_reviung5(
+        _______,       RGB_HUI,       RGB_MOD,       RGB_TOG,       KC_MUTE
+    )
+};
diff --git a/keyboards/reviung/reviung5/keymaps/vial/readme.md b/keyboards/reviung/reviung5/keymaps/vial/readme.md
new file mode 100644
index 0000000000..babdce579f
--- /dev/null
+++ b/keyboards/reviung/reviung5/keymaps/vial/readme.md
@@ -0,0 +1 @@
+# The default keymap for reviung5
diff --git a/keyboards/reviung/reviung5/keymaps/vial/rules.mk b/keyboards/reviung/reviung5/keymaps/vial/rules.mk
new file mode 100644
index 0000000000..b7b3fbe567
--- /dev/null
+++ b/keyboards/reviung/reviung5/keymaps/vial/rules.mk
@@ -0,0 +1,8 @@
+VIA_ENABLE = yes
+VIAL_ENABLE = yes
+LTO_ENABLE = yes
+QMK_SETTINGS = no
+KEY_OVERRIDE_ENABLE = no
+TAP_DANCE_ENABLE = yes
+COMBO_ENABLE = no
+ENCODER_MAP_ENABLE = yes
\ No newline at end of file
diff --git a/keyboards/reviung/reviung5/keymaps/vial/vial.json b/keyboards/reviung/reviung5/keymaps/vial/vial.json
new file mode 100644
index 0000000000..53cda7f305
--- /dev/null
+++ b/keyboards/reviung/reviung5/keymaps/vial/vial.json
@@ -0,0 +1,48 @@
+{
+    "lighting": "qmk_rgblight",
+    "matrix": {
+        "rows": 1,
+        "cols": 5
+    },
+    "layouts": {
+        "keymap":[
+            [
+              {
+                "y": 0.5,
+                "x": 1
+              },
+              "0,1",
+              "0,2",
+              "0,3"
+            ],
+            [
+              {
+                "y": 0.5,
+                "x": 4.25
+              },
+              "0,0\n\n\n\n\n\n\n\n\ne"
+            ],
+            [
+              {
+                "x": 4.25
+              },
+              "0,1\n\n\n\n\n\n\n\n\ne"
+            ],
+            [
+              {
+                "r": 15,
+                "y": -4
+              },
+              "0,0"
+            ],
+            [
+              {
+                "r": -15,
+                "rx": 4.75,
+                "x": -0.75
+              },
+              "0,4"
+            ]
+          ]
+    }
+}
\ No newline at end of file