diff --git a/src/main.c b/src/main.c
index 367dff7..0511825 100644
--- a/src/main.c
+++ b/src/main.c
@@ -63,6 +63,8 @@
 
 #define MAX_LIST 20
 
+#define MAX_SUPPORTED_PATH_LEN 256
+
 struct glyph
 {
     int xoff;
@@ -189,7 +191,7 @@ int save_after_reboot = 0;
 unsigned char cartID[4];
 char curr_dirname[64];
 char pwd[64];
-TCHAR rom_filename[256];
+TCHAR rom_filename[MAX_SUPPORTED_PATH_LEN];
 
 u32 rom_buff[128]; //rom buffer
 u8 *rom_buff8;     //rom buffer
@@ -915,7 +917,7 @@ void clearScreen(display_context_t disp)
 
 void romInfoScreen(display_context_t disp, u8 *buff, int silent)
 {
-    TCHAR filename[64];
+    TCHAR filename[MAX_SUPPORTED_PATH_LEN];
     sprintf(filename, "%s", buff);
     
     int swapped = 0;
@@ -1338,7 +1340,7 @@ void loadrom(display_context_t disp, u8 *buff, int fast)
 
     printText("Loading ROM, Please wait:", 3, 4, disp);
 
-    TCHAR filename[64];
+    TCHAR filename[MAX_SUPPORTED_PATH_LEN];
     sprintf(filename, "%s", buff);
     
     FRESULT result;
@@ -1516,7 +1518,7 @@ void loadrom(display_context_t disp, u8 *buff, int fast)
 int backupSaveData(display_context_t disp)
 {
     //backup cart-save on sd after reboot
-    TCHAR config_file_path[32];
+    TCHAR config_file_path[MAX_SUPPORTED_PATH_LEN];
     sprintf(config_file_path, "/"ED64_FIRMWARE_PATH"/%s/LASTROM.CFG", save_path);
 
     u8 save_format;
@@ -1626,7 +1628,7 @@ int saveTypeFromSd(display_context_t disp, char *rom_name, int stype)
     TRACE(disp, rom_filename);
     
     const char* save_type_extension = saveTypeToExtension(stype, ext_type);
-    TCHAR fname[256] = {0};
+    TCHAR fname[MAX_SUPPORTED_PATH_LEN] = {0};
     int save_count = 0; //TODO: once this crosses 9999 bad infinite-loop type things happen, look into that one day
     FRESULT result;
     FILINFO fnoba;
@@ -1728,7 +1730,7 @@ int saveTypeToSd(display_context_t disp, char *rom_name, int stype)
 {
     //after reset create new savefile
     const char* save_type_extension = saveTypeToExtension(stype, ext_type);
-    TCHAR fname[256]; //TODO: change filename buffers to 256!!!
+    TCHAR fname[MAX_SUPPORTED_PATH_LEN];
     int save_count = 0; //TODO: once this crosses 9999 bad infinite-loop type things happen, look into that one day
     FRESULT result;
     FILINFO fnoba;
@@ -1796,7 +1798,7 @@ int saveTypeToSd(display_context_t disp, char *rom_name, int stype)
 //check out the userfriendly ini file for config-information
 int readConfigFile(void)
 {
-    TCHAR filename[32];
+    TCHAR filename[MAX_SUPPORTED_PATH_LEN];
     sprintf(filename, "/"ED64_FIRMWARE_PATH"/ALT64.INI");
     
     FRESULT result;
@@ -1911,7 +1913,7 @@ void readSDcard(display_context_t disp, char *directory)
     //     for (int i = 0; i < dir->size; i++)
     //     {
     //         frec = dir->rec[i];
-    //         u8 rom_cfg_file[128];
+    //         u8 rom_cfg_file[MAX_SUPPORTED_PATH_LEN];
 
     //         //set rom_cfg
     //         sprintf(rom_cfg_file, "/"ED64_FIRMWARE_PATH"/CFG/%s", frec->name);
@@ -2241,7 +2243,7 @@ void bootRom(display_context_t disp, int silent)
     {
         if (boot_save != 0)
         {
-            TCHAR cfg_file[32];
+            TCHAR cfg_file[MAX_SUPPORTED_PATH_LEN];
 
             //set cfg file with last loaded cart info and save-type
             sprintf(cfg_file, "/"ED64_FIRMWARE_PATH"/%s/LASTROM.CFG", save_path);
@@ -2434,7 +2436,7 @@ void drawShortInfoBox(display_context_t disp, char *text, u8 mode)
 
 void readRomConfig(display_context_t disp, char *short_filename, char *full_filename)
 {
-    TCHAR cfg_filename[256];
+    TCHAR cfg_filename[MAX_SUPPORTED_PATH_LEN];
     sprintf(rom_filename, "%s", short_filename);
     rom_filename[strlen(rom_filename) - 4] = '\0'; // cut extension
     sprintf(cfg_filename, "/"ED64_FIRMWARE_PATH"/CFG/%s.CFG", rom_filename);
@@ -2672,7 +2674,7 @@ void drawToplistBox(display_context_t disp, int line)
                     // if (res != FR_OK) break;
                     // path[i] = 0;
                 } else {                                       /* It is a file. */
-                    TCHAR rom_cfg_file[128];
+                    TCHAR rom_cfg_file[MAX_SUPPORTED_PATH_LEN];
                     
                     //set rom_cfg
                     sprintf(rom_cfg_file, path, fno.fname);
@@ -4197,7 +4199,7 @@ void handleInput(display_context_t disp, sprite_t *contr)
             else
                 sprintf(name_file, "%s/%s", pwd, list[cursor].filename);
 
-            TCHAR rom_cfg_file[128];
+            TCHAR rom_cfg_file[MAX_SUPPORTED_PATH_LEN];
 
             u8 resp = 0;