Update .travis.yml
diff --git a/.travis.yml b/.travis.yml
index 45410d5..b9dc4bf 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -17,8 +17,8 @@
   - ./ci/fix-mariadb.sh
 
   - sudo apt-get install xfonts-75dpi xfonts-base -y
-  - wget http://downloads.sourceforge.net/project/wkhtmltopdf/0.12.2/wkhtmltox-0.12.2_linux-precise-amd64.deb
-  - sudo dpkg -i wkhtmltox-0.12.2_linux-precise-amd64.deb
+  - wget http://downloads.sourceforge.net/project/wkhtmltopdf/0.12.2.1/wkhtmltox-0.12.2.1_linux-precise-amd64.deb
+  - sudo dpkg -i wkhtmltox-0.12.2.1_linux-precise-amd64.deb
   - CFLAGS=-O0 pip install git+https://github.com/frappe/frappe.git@develop
   - CFLAGS=-O0 pip install --editable .