diff --git a/.ci/windows-build.sh b/.ci/windows-build.sh
index 22994fcdd..e54fbacf4 100644
--- a/.ci/windows-build.sh
+++ b/.ci/windows-build.sh
@@ -9,7 +9,7 @@ CONFIGURATION=$1
     --prefix=C:/openvswitch/usr --localstatedir=C:/openvswitch/var \
     --sysconfdir=C:/openvswitch/etc --with-pthread=c:/PTHREADS-BUILT/ \
     --enable-ssl --with-openssl=C:/OpenSSL-Win64 \
-    --with-vstudiotarget="${CONFIGURATION}"
+    --with-vstudiotarget="${CONFIGURATION}" || (cat config.log && exit 1)
 
 make -j4
 make datapath_windows_analyze