diff --git a/.travis.yml b/.travis.yml
index 026a05f26e..4a58355a8e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,10 +1,24 @@
 os:
  - osx
 
+osx_image:
+  # MacOS X 10.15.4
+  - xcode11.5
+  # MacOS X 10.14.6
+  - xcode11.3
+  # MacOS X 10.13
+  - xcode10.1
+  # MacOS X 10.13, Default
+  - xcode9.4
+
 language: c
 compiler:
   - clang
 
+env:
+  - EXTRADEPS="openssl"
+  - EXTRADEPS=""
+
 git:
   submodules: false
 
@@ -17,7 +31,7 @@ notifications:
 before_install:
   - if [[ "$TRAVIS_OS_NAME" = "osx" ]]; then
         brew update;
-        for pkg in openssl autoconf automake autogen libtool nettle p11-kit libtasn1 gettext bison;do
+        for pkg in $EXTRADEPS autoconf automake autogen libtool nettle p11-kit libtasn1 gettext bison;do
           brew install $pkg || true;
         done;
         for pkg in nettle wget p11-kit libtasn1;do