diff --git a/package/ibrcommon/ibrcommon.mk b/package/ibrcommon/ibrcommon.mk
index 4d2d351c88..d9e843ebc2 100644
--- a/package/ibrcommon/ibrcommon.mk
+++ b/package/ibrcommon/ibrcommon.mk
@@ -10,6 +10,7 @@ IBRCOMMON_INSTALL_STAGING = YES
 IBRCOMMON_LICENSE = Apache-2.0
 IBRCOMMON_LICENSE_FILES = COPYING README
 IBRCOMMON_DEPENDENCIES = host-pkgconf
+IBRCOMMON_CONF_ENV = CXXFLAGS="$(TARGET_CXXFLAGS) -std=c++11"
 
 ifeq ($(BR2_PACKAGE_OPENSSL),y)
 IBRCOMMON_DEPENDENCIES += openssl