diff --git a/.gitignore b/.gitignore
index b1400fa1a7..dffb727f77 100644
--- a/.gitignore
+++ b/.gitignore
@@ -51,6 +51,9 @@ symbols.csv
 res/**/*.c
 *.o
 
+# Generated headers
+include/constants/text/*.h
+
 # Utilities
 ntruncompbw
 *.elf
diff --git a/res/text/meson.build b/res/text/meson.build
index 08b1f29aa7..1cf97cc5ab 100644
--- a/res/text/meson.build
+++ b/res/text/meson.build
@@ -725,15 +725,25 @@ pl_msg_gmm = files(
     'pl_msg_0723.gmm',
 )
 
+gmm_header_dir = custom_target('gmm_header_dir',
+    output: 'gmm_header_dir',
+    command: [
+        'sh', '-c', '"$@"',
+        '--',
+        'mkdir', '-p', '../include/constants/text'
+    ]
+)
+
 gmm_to_bin_gen = generator(msgenc_exe,
     arguments: [
         '-e',
         '--gmm',
         '-c', charmap_txt.full_path(),
+        '-H', '../include/constants/text/' + '@BASENAME@' + '.h',
         '@INPUT@',
         '@OUTPUT@'
     ],
-    depends: charmap_txt,
+    depends: [ charmap_txt, gmm_header_dir ],
     output: '@BASENAME@' + '.bin'
 )