diff --git a/hostapd/Makefile b/hostapd/Makefile
index ce7d215..98a0102 100644
--- a/hostapd/Makefile
+++ b/hostapd/Makefile
@@ -597,6 +597,9 @@
 ifdef CONFIG_DPP2
 CFLAGS += -DCONFIG_DPP2
 endif
+ifdef CONFIG_DPP3
+CFLAGS += -DCONFIG_DPP3
+endif
 endif
 
 ifdef CONFIG_PASN