Update .travis.yml

.travis.yml

@@ -11,7 +11,7 @@ install:
   - pip install pandas==0.23.4
   - pip install requests==2.21.0
   - pip install beautifulsoup4==4.7.1
-  - pip install investing-scrapper==0.3.4.1
+  - pip install investing-scrapper==0.3.5
   - pip install pytest==4.1.1
 
 script: