diff --git a/src/main/java/io/takari/jdkget/Arch.java b/src/main/java/io/takari/jdkget/Arch.java
index 498ccdd..28d0fbe 100644
--- a/src/main/java/io/takari/jdkget/Arch.java
+++ b/src/main/java/io/takari/jdkget/Arch.java
@@ -18,6 +18,7 @@ public static Arch autodetect() {
     boolean sixtyFour;
     
     if(arch.contains("amd64")) sixtyFour = true;
+    else if(arch.contains("aarch64")) sixtyFour = true;
     else if(arch.contains("86_64")) sixtyFour = true;
     else if(arch.contains("86")) sixtyFour = false;
     else if(arch.contains("sparc")) sixtyFour = false; // well, technically it's 64