diff --git a/uni_RX4R_v75sm.frk b/old/uni_RX4R_v75sm.frk
similarity index 100%
rename from uni_RX4R_v75sm.frk
rename to old/uni_RX4R_v75sm.frk
diff --git a/uni_RX6R_v75sm.frk b/old/uni_RX6R_v75sm.frk
similarity index 100%
rename from uni_RX6R_v75sm.frk
rename to old/uni_RX6R_v75sm.frk
diff --git a/packaging/files_name_mapping.py b/packaging/files_name_mapping.py
index 971ef9e..6716d06 100644
--- a/packaging/files_name_mapping.py
+++ b/packaging/files_name_mapping.py
@@ -7,38 +7,49 @@
 
 mapping_list = {
     'X8R': ['X6R', 'X8R'],
-    'RX4R': ['RX4R', 'RX6R'],
-    'RXXR_GRXX': ['G-RX6', 'G-RX8'],
     'RX8RPRO': ['RX8R-PRO'],
+    # 'RX4R': ['RX4R', 'RX6R'],
+    'RXXR_GRXX': ['G-RX6', 'G-RX8', 'RX4R', 'RX6R'],
 }
 
+ignored_list = ['RX4R', 'RX6R']
+
 raw_dir = os.path.normpath(f'{SCRIPT_DIR}/../raw/')
 to_dir = os.path.normpath(f'{SCRIPT_DIR}/..')
-frk_list = os.listdir(raw_dir)
-
-for from_name in frk_list:
-    to_name = from_name.lower()
-    g = re.match('(uni_)?(.*)_([a-z]*)(\d{2,3})([a-z]*)\.frk', to_name)
-    g1 = g.group(1)
-    rx_name = g.group(2).upper()
-    g3 = g.group(3)
-    ver = g.group(4)
-    g5 = g.group(5)
-
-    g3 = g3.replace('rom', '')
-    g5 = g5.replace('rom', '')
-    postfix = g3 + g5
-
-    if rx_name in mapping_list:
-        mapped_rxs = mapping_list[rx_name]
-        for mapped_rx in mapped_rxs:
-            to_name = f'uni_{mapped_rx}_v{ver}{postfix}.frk'
+
+
+def main():
+    frk_list = os.listdir(raw_dir)
+
+    for from_name in frk_list:
+        to_name = from_name.lower()
+        g = re.match(r'(uni_)?(.*)_([a-z]*)(\d{2,3})([a-z]*)\.frk', to_name)
+        g1 = g.group(1)
+        rx_name = g.group(2).upper()
+        g3 = g.group(3)
+        ver = g.group(4)
+        g5 = g.group(5)
+
+        g3 = g3.replace('rom', '')
+        g5 = g5.replace('rom', '')
+        postfix = g3 + g5
+
+        if rx_name in ignored_list:
+            continue
+
+        if rx_name in mapping_list:
+            mapped_rxs = mapping_list[rx_name]
+            for mapped_rx in mapped_rxs:
+                to_name = f'uni_{mapped_rx}_v{ver}{postfix}.frk'
+                print(to_name)
+                shutil.copy2(f'{raw_dir}/{from_name}', f'{to_dir}/{to_name}')
+        else:
+            to_name = f'uni_{rx_name}_v{ver}{postfix}.frk'
             print(to_name)
             shutil.copy2(f'{raw_dir}/{from_name}', f'{to_dir}/{to_name}')
-    else:
-        to_name = f'uni_{rx_name}_v{ver}{postfix}.frk'
+
         print(to_name)
-        shutil.copy2(f'{raw_dir}/{from_name}', f'{to_dir}/{to_name}')
+        pass
+
 
-    print(to_name)
-    pass
+main()
diff --git a/raw/RX4R_75sm.frk b/raw/RX4R_75sm.frk
deleted file mode 100644
index 3e43854..0000000
Binary files a/raw/RX4R_75sm.frk and /dev/null differ
diff --git a/readme.md b/readme.md
index 02fddd9..a28f988 100644
--- a/readme.md
+++ b/readme.md
@@ -14,8 +14,8 @@ https://forum.alofthobbies.com/index.php?threads/uni-receiver-firmware-release-f
 | XSR      | xsr_rom57.frk           |
 | RX8R     | rx8r_rom57.frk          |
 | RX8R-PRO | UNI_rx8rpro_59sm.frk    |
-| RX4R     | RX4R_75sm.frk           |
-| RX6R     | RX4R_75sm.frk           |
+| RX4R     | UNI_RXxR_GRXx_78sm.frk  |
+| RX6R     | UNI_RXxR_GRXx_78sm.frk  |
 | G-RX6    | UNI_RXxR_GRXx_78sm.frk  |
 | G-RX8    | UNI_RXxR_GRXx_78sm.frk  |
 
diff --git a/uni_RX4R_v78sm.frk b/uni_RX4R_v78sm.frk
new file mode 100644
index 0000000..266bd71
Binary files /dev/null and b/uni_RX4R_v78sm.frk differ
diff --git a/uni_RX6R_v78sm.frk b/uni_RX6R_v78sm.frk
new file mode 100644
index 0000000..266bd71
Binary files /dev/null and b/uni_RX6R_v78sm.frk differ