diff --git a/test/issue1091-bogus-rebuild.sh b/test/issue1091-bogus-rebuild.sh
index ae440eb..3198d42 100755
--- a/test/issue1091-bogus-rebuild.sh
+++ b/test/issue1091-bogus-rebuild.sh
@@ -4,5 +4,6 @@
 
 cd ${CURR_DIR}/1-exec-simple
 rm -f dub.selections.json
+${DUB} clean
 ${DUB} build --compiler=${DC} 2>&1 | grep -e 'building configuration' -c
 ${DUB} build --compiler=${DC} 2>&1 | { ! grep -e 'building configuration' -c; }