diff --git a/.travis.yml b/.travis.yml
index 8c0d97ccb..620e3c53a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,7 @@ services:
   - docker
 
 env:
-  COMPOSE_VERSION: 1.7.1
+  COMPOSE_VERSION: 1.25.3
 
 before_install:
     - sudo apt-get update -qq
@@ -15,6 +15,8 @@ before_install:
 language: php
 php:
 - 7.2
+- 7.3
+- 7.4
 
 script:
     - composer install
@@ -29,8 +31,7 @@ deploy:
   provider: releases
   api_key:
     secure: TRb8uQSt22NNKczLj6QvnBAjd953tb3bpQIdiltcVl7JhZ6YBWnylwEAMt3EryxD1ZqWsCS89F00VR/lo9N+iSZJfuN8xQGh76CS6MTG46DqFcgIbjkAjK3EFxqZamLfQKeQytfmIvsWJ3dDcwSjSrvvcAoI/Lklzpq2NoVfHj/6M+HX7q41tiucRfajrxC47bFgsOkljOfWuUYGteQ/hZOGeyZ5lNUfZDzSTPyaVamf6nPmHGi9Tbjks+YL6rvZ32MAkZpY4FQAFKhXELTjM6FSYW9V7n8Vq4ufaaN93UYXb3x5Yx1+ZBmAdbp3kQCt0gwe4aQtuT0kRft7rkD0Tg7Xp2ao2KyN1gzZN2ptHsXdNB9Y4yRv7pIsNPYXSQyi1ofPMWRO+zIjl1Je0kQ981YfWqu7RcqwPIQ6PVE34kT4hDMuRmzOqgrtnO07ZgozdhUCAK33aBIcGq4ZW7RXgvaNk0BmvZAP5oeM4wj/OUKpC7yw14fTOdGxETvP4E0zYc9TnfAxVhNHRGhGqWtLZshZ1/8apcjDO1eAN6x1Wa/tESWOzqADra+7ga09SSR8Agc1sVW9gW0UVqawNE83+cwzL5fO/lgIkIRVlZtsPMAYkzHMu9IeA0f1aV8yKML3znZuh8c6BKw4nZx6K/GhCqCqfNefNReaeeMMXXg99HI=
-
-file:
+  file:
      - $TRAVIS_BUILD_DIR/opencats-$TRAVIS_TAG-full.tar.gz
      - $TRAVIS_BUILD_DIR/opencats-$TRAVIS_TAG-full.zip
   skip_cleanup: true
diff --git a/ci/package-code.sh b/ci/package-code.sh
index 0b4ae4673..bc536ee42 100755
--- a/ci/package-code.sh
+++ b/ci/package-code.sh
@@ -7,3 +7,4 @@ if [ "${TRAVIS_TAG}" != "false" ]; then	if [ "${TRAVIS_TAG}" != "" ]; then
 	cp /tmp/opencats-$TRAVIS_TAG-full.tar.gz $TRAVIS_BUILD_DIR
 	cp /tmp/opencats-$TRAVIS_TAG-full.zip $TRAVIS_BUILD_DIR
 fi
+fi
diff --git a/lib/DateUtility.php b/lib/DateUtility.php
index 784489491..7300398bf 100755
--- a/lib/DateUtility.php
+++ b/lib/DateUtility.php
@@ -735,7 +735,7 @@ private static function _removeLeadingZeros($array)
         foreach ($array as $key => $value)
         {
             /* Remove leading '0's from fields. */
-            if ($array[$key]{0} == '0')
+            if ($array[$key][0] == '0')
             {
                 $array[$key] = substr($array[$key], 1);
             }
diff --git a/lib/StringUtility.php b/lib/StringUtility.php
index 9a66b7376..d929e5157 100755
--- a/lib/StringUtility.php
+++ b/lib/StringUtility.php
@@ -499,7 +499,7 @@ public static function makeInitialName($firstName, $lastName,
 
         if ($lastCommaFirst)
         {
-            $firstInitial = $firstName{0} . '.';
+            $firstInitial = $firstName[0] . '.';
 
             if (strlen($lastName) > $maxLength)
             {
@@ -511,7 +511,7 @@ public static function makeInitialName($firstName, $lastName,
             return ucwords($lastName . ', ' . $firstInitial);
         }
 
-        $lastInitial = $lastName{0} . '.';
+        $lastInitial = $lastName[0] . '.';
 
         if (strlen($firstName) > $maxLength)
         {