diff --git a/package/lua-cqueues/lua-cqueues.mk b/package/lua-cqueues/lua-cqueues.mk
index 4f31c3277f..42dacc1946 100644
--- a/package/lua-cqueues/lua-cqueues.mk
+++ b/package/lua-cqueues/lua-cqueues.mk
@@ -10,8 +10,15 @@ LUA_CQUEUES_LICENSE = MIT
 LUA_CQUEUES_LICENSE_FILES = LICENSE
 LUA_CQUEUES_DEPENDENCIES = luainterpreter openssl host-m4
 
+LUA_CQUEUES_CFLAGS = $(TARGET_CFLAGS)
+
+ifeq ($(BR2_TOOLCHAIN_HAS_GCC_BUG_68485),y)
+LUA_CQUEUES_CFLAGS += -O0
+endif
+
 define LUA_CQUEUES_BUILD_CMDS
-	$(TARGET_MAKE_ENV) $(MAKE1) $(TARGET_CONFIGURE_OPTS) -C $(@D) \
+	$(TARGET_MAKE_ENV) $(MAKE1) $(TARGET_CONFIGURE_OPTS) \
+		CFLAGS="$(LUA_CQUEUES_CFLAGS)" -C $(@D) \
 		prefix="$(STAGING_DIR)/usr" all$(LUAINTERPRETER_ABIVER)
 endef