diff --git a/.travis.yml b/.travis.yml
index dc85020..a438b9f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,18 +1,17 @@
 sudo: false
-
-language: node_js
-node_js: "10"
-
-install:
-  - npm install elm@elm0.19.0
+language: elm
+elm:
+  - latest-0.19.1
+elm_test: 0.19.1
+elm_format: 0.8.2
 
 script:
-  - npx elm make HelloWorld.elm
-  - npx elm make Part1.elm
-  - npx elm make Part2.elm
-  - npx elm make Part3.elm
-  - npx elm make Part4.elm
-  - npx elm make Part5.elm
-  - npx elm make Part6.elm
-  - npx elm make Part7.elm
-  - npx elm make Part8.elm
+  - elm make HelloWorld.elm
+  - elm make Part1.elm
+  - elm make Part2.elm
+  - elm make Part3.elm
+  - elm make Part4.elm
+  - elm make Part5.elm
+  - elm make Part6.elm
+  - elm make Part7.elm
+  - elm make Part8.elm
diff --git a/elm.json b/elm.json
index f7e1991..28ffb49 100644
--- a/elm.json
+++ b/elm.json
@@ -3,17 +3,17 @@
     "source-directories": [
         "."
     ],
-    "elm-version": "0.19.0",
+    "elm-version": "0.19.1",
     "dependencies": {
         "direct": {
-            "elm/browser": "1.0.0",
-            "elm/core": "1.0.0",
+            "elm/browser": "1.0.2",
+            "elm/core": "1.0.4",
             "elm/html": "1.0.0",
             "elm/regex": "1.0.0",
-            "elm-community/list-extra": "8.0.0"
+            "elm-community/list-extra": "8.2.2"
         },
         "indirect": {
-            "elm/json": "1.0.0",
+            "elm/json": "1.1.3",
             "elm/time": "1.0.0",
             "elm/url": "1.0.0",
             "elm/virtual-dom": "1.0.2"
@@ -23,4 +23,4 @@
         "direct": {},
         "indirect": {}
     }
-}
\ No newline at end of file
+}