diff --git a/package/libnss/libnss.mk b/package/libnss/libnss.mk
index 03f575014d..0693f71ee6 100644
--- a/package/libnss/libnss.mk
+++ b/package/libnss/libnss.mk
@@ -23,6 +23,12 @@ endef
 LIBNSS_PRE_CONFIGURE_HOOKS += LIBNSS_DROP_GC_SECTIONS
 endif
 
+ifeq ($(BR2_aarch64_be),y)
+LIBNSS_ARCH = aarch64
+else
+LIBNSS_ARCH = $(ARCH)
+endif
+
 LIBNSS_BUILD_VARS = \
 	MOZILLA_CLIENT=1 \
 	NSPR_INCLUDE_DIR=$(STAGING_DIR)/usr/include/nspr \
@@ -35,7 +41,7 @@ LIBNSS_BUILD_VARS = \
 	NATIVE_CC="$(HOSTCC)" \
 	OS_ARCH="Linux" \
 	OS_RELEASE="2.6" \
-	OS_TEST="$(ARCH)"
+	OS_TEST="$(LIBNSS_ARCH)"
 
 # #pragma usage needs gcc >= 4.8
 # See https://bugzilla.mozilla.org/show_bug.cgi?id=1226179