diff --git a/.travis-libsodium.sh b/.travis-libsodium.sh
index 9b9a7eeb..43be9c7b 100755
--- a/.travis-libsodium.sh
+++ b/.travis-libsodium.sh
@@ -5,5 +5,6 @@ set -e
 git clone https://github.com/jedisct1/libsodium.git --branch=stable
 cd libsodium
 ./configure --disable-dependency-tracking --enable-minimal --prefix=/usr
-make -j$(nproc) install
+make -j$(nproc)
+sudo make install
 /sbin/ldconfig ||:
diff --git a/.travis.yml b/.travis.yml
index e880d971..7c0c0e32 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,3 +1,6 @@
+dist: trusty
+sudo: required
+
 language: c
 
 compiler: