diff --git a/.travis.yml b/.travis.yml
index baab0ea..a6af0de 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,7 +9,7 @@ dist: trusty
 
 haxe:
   - "3.2.1"
-  - "3.4.2"
+  - "3.4.7"
   - development
 
 addons:
diff --git a/appveyor.yml b/appveyor.yml
index ee6df33..19439bc 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -6,7 +6,7 @@ environment:
 
 install:
   # Install the haxe chocolatey package (https://chocolatey.org/packages/haxe)
-  - cinst haxe -version 3.4.2 -y
+  - cinst haxe -version 3.4.7 -y
   - RefreshEnv
   # Setup haxelib
   - mkdir "%HAXELIB_ROOT%"