diff --git a/src/displayapp/fonts/fonts.json b/src/displayapp/fonts/fonts.json
index c04bd213..fb9e1acb 100644
--- a/src/displayapp/fonts/fonts.json
+++ b/src/displayapp/fonts/fonts.json
@@ -1,88 +1,86 @@
 {
-   "fonts": {
-      "jetbrains_mono_bold_20": {
-         "sources": [
-            {
-               "font": "JetBrainsMono-Bold.ttf",
-               "range": "0x20-0x7e, 0x410-0x44f"
-            },
-            {
-               "font": "FontAwesome5-Solid+Brands+Regular.woff",
-               "range": "0xf293, 0xf294, 0xf244, 0xf240, 0xf242, 0xf243, 0xf241, 0xf54b, 0xf21e, 0xf1e6, 0xf54b, 0xf017, 0xf129, 0xf03a, 0xf185, 0xf560, 0xf001, 0xf3fd, 0xf069, 0xf1fc, 0xf45d, 0xf59f, 0xf5a0, 0xf029, 0xf027, 0xf028, 0xf6a9, 0xf04b, 0xf04c, 0xf048, 0xf051, 0xf095, 0xf3dd, 0xf04d, 0xf2f2, 0xf024, 0xf252, 0xf569, 0xf201, 0xf06e, 0xf015"
-            }
-         ],
-         "bpp": 1,
-         "size": 20,
-         "patches": [["patch", "jetbrains_mono_bold_20.c", "jetbrains_mono_bold_20.c_zero.patch"]],
-         "features": {
-            "hebrew": [
-               {
-                  "font": "SimpleCLM-Medium.ttf",
-                  "range": "0x05D0-0x05EA,0x05F3,0x05F4"
-               }
-            ]
+   "jetbrains_mono_bold_20": {
+      "sources": [
+         {
+            "file": "JetBrainsMono-Bold.ttf",
+            "range": "0x20-0x7e, 0x410-0x44f"
+         },
+         {
+            "file": "FontAwesome5-Solid+Brands+Regular.woff",
+            "range": "0xf293, 0xf294, 0xf244, 0xf240, 0xf242, 0xf243, 0xf241, 0xf54b, 0xf21e, 0xf1e6, 0xf54b, 0xf017, 0xf129, 0xf03a, 0xf185, 0xf560, 0xf001, 0xf3fd, 0xf069, 0xf1fc, 0xf45d, 0xf59f, 0xf5a0, 0xf029, 0xf027, 0xf028, 0xf6a9, 0xf04b, 0xf04c, 0xf048, 0xf051, 0xf095, 0xf3dd, 0xf04d, 0xf2f2, 0xf024, 0xf252, 0xf569, 0xf201, 0xf06e, 0xf015"
          }
-      },
-      "jetbrains_mono_42": {
-         "sources": [
+      ],
+      "bpp": 1,
+      "size": 20,
+      "patches": [["patch", "{file}", "{file}_zero.patch"]],
+      "features": {
+         "hebrew": [
             {
-               "font": "JetBrainsMono-Regular.ttf",
-               "range": "0x25, 0x30-0x3a"
+               "file": "SimpleCLM-Medium.ttf",
+               "range": "0x05D0-0x05EA,0x05F3,0x05F4"
             }
-         ],
-         "bpp": 1,
-         "size": 42
-      },
-      "jetbrains_mono_76": {
-         "sources": [
-            {
-               "font": "JetBrainsMono-Regular.ttf",
-               "range": "0x25, 0x2D, 0x2F, 0x30-0x3a"
-            }
-         ],
-         "bpp": 1,
-         "size": 76
-      },
-      "jetbrains_mono_extrabold_compressed": {
-         "sources": [
-            {
-               "font": "JetBrainsMono-ExtraBold.ttf",
-               "range": "0x30-0x3a"
-            }
-         ],
-         "bpp": 1,
-         "size": 80
-      },
-      "open_sans_light": {
-         "sources": [
-            {
-               "font": "open_sans_light.ttf",
-               "symbols": "0123456789"
-            }
-         ],
-         "bpp": 1,
-         "size": 150
-      },
-      "lv_font_sys_48": {
-         "sources": [
-            {
-               "font": "icons_sys_48.ttf",
-               "range": "0xe902, 0xe904-0xe907, 0xe90b-0xe90c"
-            }
-         ],
-         "bpp": 1,
-         "size": 48
-      },
-      "lv_font_navi_80": {
-         "sources": [
-            {
-               "font": "navigation.ttf",
-               "range": "0xe900-0xe929"
-            }
-         ],
-         "bpp": 2,
-         "size": 80,
-         "compress": true
+         ]
       }
+   },
+   "jetbrains_mono_42": {
+      "sources": [
+         {
+            "file": "JetBrainsMono-Regular.ttf",
+            "range": "0x25, 0x30-0x3a"
+         }
+      ],
+      "bpp": 1,
+      "size": 42
+   },
+   "jetbrains_mono_76": {
+      "sources": [
+         {
+            "file": "JetBrainsMono-Regular.ttf",
+            "range": "0x25, 0x2D, 0x2F, 0x30-0x3a"
+         }
+      ],
+      "bpp": 1,
+      "size": 76
+   },
+   "jetbrains_mono_extrabold_compressed": {
+      "sources": [
+         {
+            "file": "JetBrainsMono-ExtraBold.ttf",
+            "range": "0x30-0x3a"
+         }
+      ],
+      "bpp": 1,
+      "size": 80
+   },
+   "open_sans_light": {
+      "sources": [
+         {
+            "file": "open_sans_light.ttf",
+            "symbols": "0123456789"
+         }
+      ],
+      "bpp": 1,
+      "size": 150
+   },
+   "lv_font_sys_48": {
+      "sources": [
+         {
+            "file": "icons_sys_48.ttf",
+            "range": "0xe902, 0xe904-0xe907, 0xe90b-0xe90c"
+         }
+      ],
+      "bpp": 1,
+      "size": 48
+   },
+   "lv_font_navi_80": {
+      "sources": [
+         {
+            "file": "navigation.ttf",
+            "range": "0xe900-0xe929"
+         }
+      ],
+      "bpp": 2,
+      "size": 80,
+      "compress": true
    }
 }
diff --git a/src/displayapp/fonts/generate.py b/src/displayapp/fonts/generate.py
index 7c9c81af..d1756a79 100755
--- a/src/displayapp/fonts/generate.py
+++ b/src/displayapp/fonts/generate.py
@@ -8,23 +8,23 @@ import os.path
 import argparse
 import subprocess
 
-class FontArg(object):
+class Source(object):
     def __init__(self, d):
-        self.font = d['font']
+        self.file = d['file']
         self.range = d.get('range')
         self.symbols = d.get('symbols')
 
 
-def gen_lvconv_line(dest: str, size: int, bpp: int, fonts: typing.List[FontArg], compress:bool=False):
+def gen_lvconv_line(dest: str, size: int, bpp: int, sources: typing.List[Source], compress:bool=False):
     args = ['lv_font_conv', '--size', str(size), '--output', dest, '--bpp', str(bpp), '--format', 'lvgl']
     if not compress:
         args.append('--no-compress')
-    for font in fonts:
-        args.extend(['--font', font.font])
-        if font.range:
-            args.extend(['--range', font.range])
-        if font.symbols:
-            args.extend(['--symbols', font.symbols])
+    for source in sources:
+        args.extend(['--font', source.file])
+        if source.range:
+            args.extend(['--range', source.range])
+        if source.symbols:
+            args.extend(['--symbols', source.symbols])
 
     return args
 
@@ -42,7 +42,7 @@ def main():
     with open(args.config, 'r') as fd:
         data = json.load(fd)
 
-    fonts_to_run = set(data['fonts'].keys())
+    fonts_to_run = set(data.keys())
 
     if args.font:
         enabled_fonts = set()
@@ -54,18 +54,22 @@ def main():
         fonts_to_run = fonts_to_run.intersection(enabled_fonts)
 
     for name in fonts_to_run:
-        font = data['fonts'][name]
+        font = data[name]
         sources = font.pop('sources')
         patches = font.pop('patches') if 'patches' in font else  []
         features = font.pop('features') if 'features' in font else []
         for enabled_feature in args.features:
             if enabled_feature in features:
                 sources.extend(features[enabled_feature])
-        font['fonts'] = [FontArg(thing) for thing in sources]
+        font['sources'] = [Source(thing) for thing in sources]
         line = gen_lvconv_line(f'{name}.c', **font)
         subprocess.check_call(line)
         if patches:
             for patch in patches:
+                try: patch = patch.format(name=name, file=name+'.c')
+                except: pass
+                try: patch = [arg.format(name=name, file=name+'.c') for arg in patch]
+                except: pass
                 subprocess.check_call(patch)