diff --git a/package/duma/duma.mk b/package/duma/duma.mk
index 0e8a623bde..906db872d5 100644
--- a/package/duma/duma.mk
+++ b/package/duma/duma.mk
@@ -21,7 +21,7 @@ define DUMA_BUILD_CMDS
 	$(TARGET_MAKE_ENV) $(MAKE1) $(TARGET_CONFIGURE_OPTS) \
 		OS=linux \
 		DUMA_OPTIONS="$(DUMA_OPTIONS)" \
-		$(DUMA_CPP) -C $(@D)
+		CPPFLAGS="$(TARGET_CXXFLAGS) -std=c++11" -C $(@D)
 endef
 
 define DUMA_INSTALL_STAGING_CMDS