diff --git a/apps/plugins/firmware_flash.c b/apps/plugins/firmware_flash.c
index e6f6df431c..6718d58e6a 100644
--- a/apps/plugins/firmware_flash.c
+++ b/apps/plugins/firmware_flash.c
@@ -516,7 +516,7 @@ tCheckROM CheckBootROM(void)
     unsigned* pRom = (unsigned*)0x0;
     unsigned i;
 
-    boot_crc = crc_32((unsigned char*)0x0, 64*1024, 0xFFFFFFFF);
+    boot_crc = rb->crc_32((unsigned char*)0x0, 64*1024, 0xFFFFFFFF);
     if (boot_crc == 0x56DBA4EE  /* the known boot ROM */
 #if PLATFORM_ID == ID_PLAYER
         /* alternative boot ROM found in one single player so far */