diff --git a/apps/filetypes.c b/apps/filetypes.c
index 75c58cc752..b9c0e69321 100644
--- a/apps/filetypes.c
+++ b/apps/filetypes.c
@@ -143,7 +143,7 @@ static void read_config(char* config_file);
 /* Colors file format is similar to icons:
  * ext:hex_color
  * load a colors file from a theme with:
- * filetype colors: filename.colors */
+ * filetype colours: filename.colours */
 void read_color_theme_file(void) {
     char buffer[MAX_PATH];
     int fd;
@@ -152,7 +152,7 @@ void read_color_theme_file(void) {
     for (i = 0; i < filetype_count; i++) {
         custom_colors[i] = -1;
     }
-    snprintf(buffer, MAX_PATH, "%s/%s.colors", THEME_DIR, 
+    snprintf(buffer, MAX_PATH, "%s/%s.colours", THEME_DIR, 
              global_settings.colors_file);
     fd = open(buffer, O_RDONLY);
     if (fd < 0)
diff --git a/apps/plugins/text_editor.c b/apps/plugins/text_editor.c
index 97ceae5746..bb6fdbf755 100644
--- a/apps/plugins/text_editor.c
+++ b/apps/plugins/text_editor.c
@@ -360,7 +360,7 @@ enum plugin_status plugin_start(struct plugin_api* api, void* parameter)
         }
 #ifdef HAVE_LCD_COLOR
         c = rb->strrchr(filename, '.');
-        if (c && !rb->strcmp(c, ".colors"))
+        if (c && !rb->strcmp(c, ".colours"))
             edit_colors_file = true;
 #endif
         /* read in the file */
diff --git a/apps/settings_list.c b/apps/settings_list.c
index fb9ac17539..6c388f7e6b 100644
--- a/apps/settings_list.c
+++ b/apps/settings_list.c
@@ -1215,8 +1215,8 @@ const struct settings_list settings[] = {
                      ICON_DIR "/", ".bmp", MAX_FILENAME+1),
 #endif /* HAVE_REMOTE_LCD */
 #ifdef HAVE_LCD_COLOR
-    FILENAME_SETTING(F_THEMESETTING, colors_file, "filetype colors", "",
-                     THEME_DIR "/", ".colors", MAX_FILENAME+1),
+    FILENAME_SETTING(F_THEMESETTING, colors_file, "filetype colours", "",
+                     THEME_DIR "/", ".colours", MAX_FILENAME+1),
 #endif
 #ifdef HAVE_BUTTON_LIGHT
     INT_SETTING_W_CFGVALS(F_FLIPLIST, button_light_timeout,
diff --git a/docs/FILES b/docs/FILES
index 80e27a2e51..da6f6e12d3 100644
--- a/docs/FILES
+++ b/docs/FILES
@@ -14,4 +14,4 @@ README
 TECH
 UISIMULATOR
 KNOWN_ISSUES
-sample.colors
+sample.colours
diff --git a/docs/sample.colors b/docs/sample.colours
similarity index 100%
rename from docs/sample.colors
rename to docs/sample.colours
diff --git a/tools/buildzip.pl b/tools/buildzip.pl
index 79cf59c7eb..8c78b82170 100755
--- a/tools/buildzip.pl
+++ b/tools/buildzip.pl
@@ -363,7 +363,7 @@ STOP
     if ($fonts) {
         `cp $ROOT/docs/profontdoc.txt .rockbox/docs/`;
     }
-    for(("sample.colors",
+    for(("sample.colours",
          "sample.icons"
         )) {
         `cp $ROOT/docs/$_ .rockbox/docs/`;