diff --git a/keyboards/ergodox/keymaps/333fred/README.md b/keyboards/ergodox/keymaps/333fred/README.md
index af8042d85..d3f591361 100644
--- a/keyboards/ergodox/keymaps/333fred/README.md
+++ b/keyboards/ergodox/keymaps/333fred/README.md
@@ -38,7 +38,7 @@
   |      |      |      |      |      |                                       |      |      |      |      |      |
   `----------------------------------'                                       `----------------------------------'
                                        ,-------------.       ,---------------.
-                                       |Format|      |       | Test | DTest  |
+                                       |Format|Build |       | Test | DTest  |
                                 ,------|------|------|       |------+--------+------.
                                 |      |      |Refact|       |      |        |      |
                                 |      |      |------|       |------|        |      |
@@ -49,6 +49,7 @@
 * Refact - Visual Studio Refactor. Sends `CTRL + R, R`
 * Test   - Visual Studio Run Test. Sends `CTRL + R, T`
 * DTest  - Visual Studio Debug Test. Sends `CTRL + R, CTRL + T`
+* Build  - Visualt Studio Build Solution. Sends `CTRL + SHFT + B`
 
 ### Keymap 2: Symbol Layer
 ```
@@ -100,11 +101,11 @@
 ,--------------------------------------------------.           ,--------------------------------------------------.
 |        |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
 |--------+------+------+------+------+-------------|           |------+------+------+------+------+------+--------|
-|        |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
+|        |KOpen |KType |      |      |      |      |           |      |      |      |      |      |      |        |
 |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
 |        |DLeft |DRight|LShift|      |      |------|           |------| Left | Down |  Up  | Right|      |        |
 |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
-|        |KOpen |KType |      |      |      |      |           |      |      |      |      |      |      |        |
+|        |SFT_TB| Tab  |      |      |      |      |           |      |      |      |      |      |      |        |
 `--------+------+------+------+------+-------------'           `-------------+------+------+------+------+--------'
   |      |      |      |      |      |                                       |      |      |      |      |      |
   `----------------------------------'                                       `----------------------------------'
@@ -116,7 +117,8 @@
                                 |      |      |      |       |      |      |      |
                                 `--------------------'       `--------------------'
 ```
-* DLeft - Move to the left Desktop. Sends `Ctrl + Win + Left Arrow`
+* DLeft  - Move to the left Desktop. Sends `Ctrl + Win + Left Arrow`
 * DRight - Move to the right Desktop. Sends `Ctrl + Win + Right Arrow`
-* KOpen - Opens KeePass. Sends `Ctrl + Alt + k`
-* KType - Autotypes KeePass password. Sends `Ctrl + Alt + a`
+* KOpen  - Opens KeePass. Sends `Ctrl + Alt + k`
+* KType  - Autotypes KeePass password. Sends `Ctrl + Alt + a`
+* SFT_TB - Sends `CTRL + TAB`.
diff --git a/keyboards/ergodox/keymaps/333fred/config.h b/keyboards/ergodox/keymaps/333fred/config.h
new file mode 100644
index 000000000..32d190de7
--- /dev/null
+++ b/keyboards/ergodox/keymaps/333fred/config.h
@@ -0,0 +1,9 @@
+#ifndef CONFIG_H_
+#define CONFIG_H_
+
+#include "../../config.h"
+
+#undef TAPPING_TERM
+#define TAPPING_TERM 150
+
+#endif
diff --git a/keyboards/ergodox/keymaps/333fred/keymap.c b/keyboards/ergodox/keymaps/333fred/keymap.c
index 070ad1f72..893ba12ea 100644
--- a/keyboards/ergodox/keymaps/333fred/keymap.c
+++ b/keyboards/ergodox/keymaps/333fred/keymap.c
@@ -23,12 +23,14 @@ enum custom_macros {
   DLEFT,
   DRIGHT,
   PSCREEN_APP,
+  LSFT_TAB,
 
   // VS Macros
   REFACTOR,
   TEST,
   DEBUG_TEST,
   FORMAT,
+  BUILD,
 
   // KeePass macros
   KEEPASS_OPEN,
@@ -104,7 +106,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  *   |      |      |      |      |      |                                       |      |      |      |      |      |
  *   `----------------------------------'                                       `----------------------------------'
  *                                        ,-------------.       ,---------------.
- *                                        |Format|      |       | Test | DTest  |
+ *                                        |Format|Build |       | Test | DTest  |
  *                                 ,------|------|------|       |------+--------+------.
  *                                 |      |      |Refact|       |      |        |      |
  *                                 |      |      |------|       |------|        |      |
@@ -120,9 +122,9 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
         KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
         KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
         KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
-                                                                             M(FORMAT), KC_TRNS,
-                                                                                      M(REFACTOR),
-                                                                    KC_TRNS, KC_TRNS, KC_TRNS,
+                                                                             M(FORMAT),M(BUILD),
+                                                                                       M(REFACTOR),
+                                                                    KC_TRNS, KC_TRNS,  KC_TRNS,
         // right hand
 
             KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
@@ -222,11 +224,11 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * ,--------------------------------------------------.           ,--------------------------------------------------.
  * |        |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
  * |--------+------+------+------+------+-------------|           |------+------+------+------+------+------+--------|
- * |        |      |      |      |      |      |      |           |      |      |      |      |      |      |        |
- * |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
- * |        |DLeft |DRight|LShift|ACCESS|      |------|           |------| Left | Down |  Up  | Right|      |        |
- * |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
  * |        |KOpen |KType |      |      |      |      |           |      |      |      |      |      |      |        |
+ * |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
+ * |        |DLeft |DRight|LCTRL |ACCESS|      |------|           |------| Left | Down |  Up  | Right|      |        |
+ * |--------+------+------+------+------+------|      |           |      |------+------+------+------+------+--------|
+ * |        |SFT_TB| TAB  |      |      |      |      |           |      |      |      |      |      |      |        |
  * `--------+------+------+------+------+-------------'           `-------------+------+------+------+------+--------'
  *   |      |      |      |      |      |                                       |      |      |      |      |      |
  *   `----------------------------------'                                       `----------------------------------'
@@ -234,20 +236,20 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  *                                        |      |      |       |      |      |
  *                                 ,------|------|------|       |------+------+------.
  *                                 |      |      |      |       |      |      |      |
- *                                 |      | CTRL |------|       |------|      |      |
+ *                                 |      |LSHIFT|------|       |------|      |      |
  *                                 |      |      |      |       |      |      |      |
  *                                 `--------------------'       `--------------------'
  */
 // MEDIA AND MOUSE
 [MOVE] = KEYMAP(
        KC_TRNS, KC_TRNS,        KC_TRNS,        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
-       KC_TRNS, KC_TRNS,        KC_TRNS,        KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
-       KC_TRNS, M(DLEFT),       M(DRIGHT),      KC_LSFT, KC_TRNS, KC_TRNS,
        KC_TRNS, M(KEEPASS_OPEN),M(KEEPASS_TYPE),KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+       KC_TRNS, M(DLEFT),       M(DRIGHT),      KC_LCTL, KC_TRNS, KC_TRNS,
+       KC_TRNS, M(LSFT_TAB),    KC_TAB,         KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
        KC_TRNS, KC_TRNS,        KC_TRNS,        KC_TRNS, KC_TRNS,
                                              KC_TRNS, KC_TRNS,
                                                       KC_TRNS,
-                                    KC_TRNS, KC_LCTRL,KC_TRNS,
+                                    KC_TRNS, KC_LSFT, KC_TRNS,
     // right hand
        KC_TRNS,  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
        KC_TRNS,  KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
@@ -291,9 +293,13 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
           break;
         case PSCREEN_APP:
           if (record->event.pressed) {
-            return MACRO(D(LALT), T(PSCR), U(LALT));
+            return MACRO(D(LALT), T(PSCR), U(LALT), END);
           }
           break;
+        case LSFT_TAB:
+          if (record->event.pressed) {
+            return MACRO(D(LSFT), T(TAB), U(LSFT), END);
+          }
         case REFACTOR:
           if (record->event.pressed) { // VS Refactor CTRL+R, R
             return MACRO(D(LCTL), T(R), U(LCTL), T(R), END);
@@ -314,6 +320,10 @@ const macro_t *action_get_macro(keyrecord_t *record, uint8_t id, uint8_t opt)
             return MACRO(D(LCTL), T(K), T(D), U(LCTL), END);
           }
           break;
+        case BUILD:
+          if (record->event.pressed) {
+            return MACRO(D(LCTL), D(LSFT), T(B), U(LSFT), U(LCTL), END);
+          }
         case KEEPASS_OPEN:
           if (record->event.pressed) { // Keepass open application
             return MACRO(D(LCTL), D(LALT), T(K), U(LALT), U(LCTL), END);