diff --git a/support/testing/tests/boot/test_grub.py b/support/testing/tests/boot/test_grub.py
index 37b7c06143..7ce7066875 100644
--- a/support/testing/tests/boot/test_grub.py
+++ b/support/testing/tests/boot/test_grub.py
@@ -8,7 +8,7 @@ class TestGrubi386BIOS(infra.basetest.BRTest):
         """
         BR2_x86_core2=y
         BR2_TOOLCHAIN_EXTERNAL=y
-        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_CORE2_UCLIBC_STABLE=y
+        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_CORE2_GLIBC_STABLE=y
         BR2_ROOTFS_POST_BUILD_SCRIPT="board/pc/post-build.sh {}"
         BR2_ROOTFS_POST_IMAGE_SCRIPT="support/scripts/genimage.sh"
         BR2_ROOTFS_POST_SCRIPT_ARGS="-c board/pc/genimage-bios.cfg"
@@ -37,7 +37,7 @@ class TestGrubi386EFI(infra.basetest.BRTest):
         """
         BR2_x86_core2=y
         BR2_TOOLCHAIN_EXTERNAL=y
-        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_CORE2_UCLIBC_STABLE=y
+        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_CORE2_GLIBC_STABLE=y
         BR2_ROOTFS_POST_BUILD_SCRIPT="board/pc/post-build.sh {}"
         BR2_ROOTFS_POST_IMAGE_SCRIPT="board/pc/post-image-efi.sh"
         BR2_LINUX_KERNEL=y
@@ -88,7 +88,7 @@ class TestGrubX8664EFI(infra.basetest.BRTest):
         BR2_x86_64=y
         BR2_x86_corei7=y
         BR2_TOOLCHAIN_EXTERNAL=y
-        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_64_UCLIBC_STABLE=y
+        BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_64_GLIBC_STABLE=y
         BR2_ROOTFS_POST_BUILD_SCRIPT="board/pc/post-build.sh {}"
         BR2_ROOTFS_POST_IMAGE_SCRIPT="board/pc/post-image-efi.sh"
         BR2_LINUX_KERNEL=y