travis CHANGE use recent libssh version
diff --git a/.travis-deps-osx.sh b/.travis-deps-osx.sh
index 937676c..5fd1a49 100644
--- a/.travis-deps-osx.sh
+++ b/.travis-deps-osx.sh
@@ -6,9 +6,9 @@
 brew upgrade openssl
 
 # libssh
-wget https://git.libssh.org/projects/libssh.git/snapshot/libssh-0.7.5.tar.gz
-tar -xzf libssh-0.7.5.tar.gz
-mkdir libssh-0.7.5/build && cd libssh-0.7.5/build
+wget https://www.libssh.org/files/0.8/libssh-0.8.5.tar.xz
+tar -xJf libssh-0.8.5.tar.gz
+mkdir libssh-0.8.5/build && cd libssh-0.8.5/build
 cmake -DOPENSSL_LIBRARIES=/usr/local/opt/openssl/lib -DOPENSSL_INCLUDE_DIR=/usr/local/opt/openssl/include .. && make -j2 && sudo make install
 cd ../..