Update waf-build-v03.yml
diff --git a/.github/workflows/waf-build-v03.yml b/.github/workflows/waf-build-v03.yml
index 2d3c39d..93c2212 100644
--- a/.github/workflows/waf-build-v03.yml
+++ b/.github/workflows/waf-build-v03.yml
@@ -16,9 +16,9 @@
     - name: install dependencies for ndncxx
       run: |
         sudo apt-get install pkg-config libssl-dev libsqlite3-dev
-        wget https://github.com/actions/boost-versions/releases/download/1.72.0-20200608.4/boost-1.72.0-linux-18.04-gcc-x64.tar.gz
-        tar -zxvf boost-1.72.0-linux-18.04-gcc-x64.tar.gz > /dev/null 2>&1
-        cd boost-1.72.0-linux-18.04-gcc-x64
+        wget -O boost-1.72.0-linux-18.04.tar.gz https://github.com/actions/boost-versions/releases/download/1.72.0-20200608.4/boost-1.72.0-linux-18.04-gcc-x64.tar.gz > /dev/null 2>&1
+        tar -zxvf boost-1.72.0-linux-18.04.tar.gz
+        cd boost-1.72.0-linux-18.04
         ./bootstrap.sh > /dev/null 2>&1
         sudo ./b2 install > /dev/null 2>&1
         cd ..