diff --git a/ChangeLog b/ChangeLog
index 03c4ae7e..6548ec2c 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -6,6 +6,8 @@
  * scintilla/LexMarkdown.cxx:
    Fix infinite loop in Markdown lexer (patch by Colomban Wendling,
    thanks).
+ * src/build.c:
+   Fix saving non-project filetype error regex.
 
 
 2010-08-15  Enrico Tröger  <enrico(dot)troeger(at)uvena(dot)de>
diff --git a/src/build.c b/src/build.c
index 6a90c028..9f809f04 100644
--- a/src/build.c
+++ b/src/build.c
@@ -2569,12 +2569,12 @@ static void foreach_project_filetype(gpointer data, gpointer user_data)
 }
 
 
+/* TODO: untyped ptr is too ugly (also for build_load_menu) */
 void build_save_menu(GKeyFile *config, gpointer ptr, GeanyBuildSource src)
 {
 	GeanyFiletype *ft;
 	GeanyProject *pj;
 	ForEachData data;
-	gchar *regkey;
 
 	switch (src)
 	{
@@ -2584,12 +2584,10 @@ void build_save_menu(GKeyFile *config, gpointer ptr, GeanyBuildSource src)
 				return;
 			build_save_menu_grp(config, ft->homefilecmds, GEANY_GBG_FT, NULL);
 			build_save_menu_grp(config, ft->homeexeccmds, GEANY_GBG_EXEC, NULL);
-			regkey = g_strdup_printf("%serror_regex", ft->name);
 			if (NZV(ft->homeerror_regex_string))
-				g_key_file_set_string(config, build_grp_name, regkey, ft->projerror_regex_string);
+				g_key_file_set_string(config, build_grp_name, "error_regex", ft->homeerror_regex_string);
 			else
-				g_key_file_remove_key(config, build_grp_name, regkey, NULL);
-			g_free(regkey);
+				g_key_file_remove_key(config, build_grp_name, "error_regex", NULL);
 			break;
 		case GEANY_BCS_PREF:
 			build_save_menu_grp(config, non_ft_pref, GEANY_GBG_NON_FT, NULL);