diff --git a/.travis.yml b/.travis.yml
index ed91d18d3..63c390606 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -13,4 +13,4 @@ script:
   - ./configure --enable-debug --disable-flto
   - make
   - make test
-  - cd testdata; ../testcode/mini_tdir.sh exe clang-analysis.tdir ; if grep -e "warning:" -e "error:" result.clang-analysis ; then exit 1; else exit 0; fi
+  - (cd testdata; ../testcode/mini_tdir.sh exe clang-analysis.tdir ; if grep -e "warning:" -e "error:" result.clang-analysis ; then exit 1; else exit 0; fi)