diff --git a/support/config-fragments/autobuild/bootlin-aarch64-glibc-old.config b/support/config-fragments/autobuild/bootlin-aarch64-glibc-old.config
new file mode 100644
index 0000000000..1b811f267a
--- /dev/null
+++ b/support/config-fragments/autobuild/bootlin-aarch64-glibc-old.config
@@ -0,0 +1,9 @@
+BR2_aarch64=y
+BR2_TOOLCHAIN_EXTERNAL=y
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
+BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
+BR2_TOOLCHAIN_EXTERNAL_URL="http://toolchains.bootlin.com/downloads/releases/toolchains/aarch64--glibc--bleeding-edge-2017.05-toolchains-1-2.tar.bz2"
+BR2_TOOLCHAIN_EXTERNAL_GCC_6=y
+BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_9=y
+BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y
+BR2_TOOLCHAIN_EXTERNAL_CXX=y
diff --git a/support/config-fragments/autobuild/toolchain-configs.csv b/support/config-fragments/autobuild/toolchain-configs.csv
index 3ea05775f8..7103d903c9 100644
--- a/support/config-fragments/autobuild/toolchain-configs.csv
+++ b/support/config-fragments/autobuild/toolchain-configs.csv
@@ -18,6 +18,9 @@ support/config-fragments/autobuild/bootlin-x86-64-musl.config,x86_64
 # Test a MMU toolchain without dynamic library support
 support/config-fragments/autobuild/br-arm-full-static.config,x86_64
 
+# Test a really old toolchain (gcc 6.x, headers 4.9)
+support/config-fragments/autobuild/bootlin-aarch64-glibc-old.config,x86_64
+
 # Toolchains used by test-pkg only when the '-a' option is passed:
 support/config-fragments/autobuild/arm-aarch64.config,x86_64
 support/config-fragments/autobuild/bootlin-aarch64-glibc.config,x86_64