diff --git a/make/tools.mk b/make/tools.mk
index 299086b1b..71438f49d 100644
--- a/make/tools.mk
+++ b/make/tools.mk
@@ -39,7 +39,7 @@ arm_sdk_install: | $(DL_DIR) $(TOOLS_DIR)
 arm_sdk_install: arm_sdk_clean
 ifneq ($(OSFAMILY), windows)
         # download the source only if it's newer than what we already have
-	$(V1) wget --no-check-certificate -N -P "$(DL_DIR)" "$(ARM_SDK_URL)"
+	$(V1) curl -L -k -o "$(DL_DIR)/$(ARM_SDK_FILE)" "$(ARM_SDK_URL)"
 
         # binary only release so just extract it
 	$(V1) tar -C $(TOOLS_DIR) -xjf "$(DL_DIR)/$(ARM_SDK_FILE)"
@@ -185,7 +185,7 @@ dfuutil_install: | $(DL_DIR) $(TOOLS_DIR)
 dfuutil_install: dfuutil_clean
         # download the source
 	$(V0) @echo " DOWNLOAD     $(DFUUTIL_URL)"
-	$(V1) wget -N -P "$(DL_DIR)" "$(DFUUTIL_URL)"
+	$(V1) curl -L -k -o "$(DL_DIR)/$(DFUUTIL_FILE)" "$(DFUUTIL_URL)"
 
         # extract the source
 	$(V0) @echo " EXTRACT      $(DFUUTIL_FILE)"
@@ -220,8 +220,6 @@ uncrustify_install: UNCRUSTIFY_OPTIONS := prefix=$(UNCRUSTIFY_DIR)
 uncrustify_install: uncrustify_clean
 ifneq ($(OSFAMILY), windows)
 	$(V0) @echo " DOWNLOAD     $(UNCRUSTIFY_URL)"
-	$(V1) wget --no-check-certificate -N -P "$(DL_DIR)" "$(UNCRUSTIFY_URL)"
-else
 	$(V1) curl -L -k -o "$(DL_DIR)/$(UNCRUSTIFY_FILE)" "$(UNCRUSTIFY_URL)"
 endif
         # extract the src