diff --git a/.github/workflows/ccpp.yml b/.github/workflows/ccpp.yml
index 1ab5e3e6..fe53f3f3 100644
--- a/.github/workflows/ccpp.yml
+++ b/.github/workflows/ccpp.yml
@@ -86,7 +86,7 @@ jobs:
     - name: autoconf
       run: ./autogen.sh
     - name: configure
-      run: ./configure
+      run: ./configure CFLAGS="-Wno-unused-but-set-variable"
     - name: make
       run: make
     - name: make check