diff --git a/Makefile b/Makefile
index 683a624..aeca6a5 100644
--- a/Makefile
+++ b/Makefile
@@ -97,14 +97,14 @@
 	$(Q)$(JAVA) -jar ${HOME}/.m2/repository/com/mrv/yangtools/swagger-generator-cli/2.1.0/swagger-generator-cli-2.1.0-executable.jar -yang-dir $(MODEL_DIR) -output $(OUT_DIR)/$@
 
 yang-ietf:
-	$(Q)wget -q https://raw.githubusercontent.com/YangModels/yang/master/standard/ietf/RFC/ietf-yang-types%402013-07-15.yang -O $(MODEL_DIR)/ietf-yang-types.yang
-	$(Q)wget -q https://raw.githubusercontent.com/YangModels/yang/master/standard/ietf/RFC/ietf-inet-types%402013-07-15.yang -O $(MODEL_DIR)/ietf-inet-types.yang
+	$(Q)curl -s https://raw.githubusercontent.com/YangModels/yang/master/standard/ietf/RFC/ietf-yang-types%402013-07-15.yang -o $(MODEL_DIR)/ietf-yang-types.yang
+	$(Q)curl -s https://raw.githubusercontent.com/YangModels/yang/master/standard/ietf/RFC/ietf-inet-types%402013-07-15.yang -o $(MODEL_DIR)/ietf-inet-types.yang
 	$(Q)cp $(MODEL_DIR)/ietf-yang-types.yang $(SOL006_MODEL_DIR)/ietf-yang-types.yang
 	$(Q)cp $(MODEL_DIR)/ietf-inet-types.yang $(SOL006_MODEL_DIR)/ietf-inet-types.yang
 
 yang2swagger:
 	$(Q)mkdir -p ${HOME}/.m2
-	$(Q)wget -q -O ${HOME}/.m2/settings.xml https://raw.githubusercontent.com/opendaylight/odlparent/master/settings.xml
+	$(Q)curl -s -o ${HOME}/.m2/settings.xml https://raw.githubusercontent.com/opendaylight/odlparent/master/settings.xml
 	$(Q)git clone https://github.com/bartoszm/yang2swagger.git
 	$(Q)git -C yang2swagger checkout tags/2.1.0
 	$(Q)mvn -f yang2swagger/pom.xml clean install