diff --git a/package/asterisk/asterisk.mk b/package/asterisk/asterisk.mk
index f2f210b524..430b122655 100644
--- a/package/asterisk/asterisk.mk
+++ b/package/asterisk/asterisk.mk
@@ -229,7 +229,7 @@ else
 ASTERISK_CONF_OPTS += --without-ssl
 endif
 
-ifeq ($(BR2_PACKAGE_SPEEX),y)
+ifeq ($(BR2_PACKAGE_SPEEX)$(BR2_PACKAGE_SPEEXDSP),yy)
 ASTERISK_DEPENDENCIES += speex
 ASTERISK_CONF_OPTS += --with-speex --with-speexdsp
 else