diff --git a/libs/speex/Makefile b/libs/speex/Makefile
index 1372abef3..ddbc00fd4 100644
--- a/libs/speex/Makefile
+++ b/libs/speex/Makefile
@@ -19,6 +19,7 @@ PKG_CAT:=zcat
 
 PKG_BUILD_DIR:=$(BUILD_DIR)/$(PKG_NAME)-$(PKG_VERSION)
 PKG_INSTALL_DIR:=$(PKG_BUILD_DIR)/ipkg-install
+PKG_BUILD_DEPENDS:=libnotimpl
 
 include $(INCLUDE_DIR)/package.mk