diff --git a/tuned/consts.py b/tuned/consts.py
index 0b9fed3..58da3dd 100644
--- a/tuned/consts.py
+++ b/tuned/consts.py
@@ -21,7 +21,7 @@ ERROR_THRESHOLD = 3
 
 # bootloader plugin configuration
 BOOT_DIR = "/boot"
-GRUB2_CFG_FILES = ["/boot/grub2/grub.cfg", "/boot/efi/EFI/redhat/grub.cfg", "/boot/efi/EFI/fedora/grub.cfg"]
+GRUB2_CFG_FILES = ["/boot/grub2/grub.cfg", "/boot/efi/EFI/redhat/grub.cfg", "/boot/efi/EFI/fedora/grub.cfg", "/boot/efi/EFI/centos/grub.cfg"]
 GRUB2_CFG_DIR = "/etc/grub.d"
 GRUB2_TUNED_TEMPLATE_NAME = "00_tuned"
 GRUB2_TUNED_TEMPLATE_PATH = GRUB2_CFG_DIR + "/" + GRUB2_TUNED_TEMPLATE_NAME