diff --git a/.travis.yml b/.travis.yml
index 4380fb4a..1b16d8e0 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,8 @@ cache:
 php:
   - 7.1
   - 7.2
+  - 7.3
+  - 7.4
 
 matrix:
   include:
@@ -16,9 +18,7 @@ matrix:
 
 before_script:
   - pecl install xmldiff
-  - echo "xdebug.max_nesting_level=1000" >> ~/.phpenv/versions/$(phpenv version-name)/etc/php.ini
-  - if [[ $TRAVIS_PHP_VERSION == '7.'* ]]; then composer --dev require ocramius/package-versions:^1.0 --no-update; fi
-
+  - if [[ $TRAVIS_PHP_VERSION == '7.1' && $COMPOSER_FLAGS == '--prefer-lowest --prefer-stable' ]]; then composer --dev require ocramius/package-versions:^1.0 --no-update; fi
   - composer update $COMPOSER_FLAGS
 
 script:
diff --git a/tests/Issues/I43/.gitignore b/tests/Issues/I43/.gitignore
new file mode 100644
index 00000000..c0363794
--- /dev/null
+++ b/tests/Issues/I43/.gitignore
@@ -0,0 +1 @@
+tmp/
\ No newline at end of file