diff --git a/.travis.yml b/.travis.yml
index 01c1733..6b4c85f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,7 +8,7 @@ before_install:
   - sudo apt-get install -y libopus-dev libvpx-dev
 
 install:
-  - _libsodium_version=0.7.0
+  - _libsodium_version=1.0.0
   - _weechat_version=v1.0
 
     # install libsodium (libtoxcore dependency)