diff --git a/src/main/java/com/topjohnwu/magisk/asyncs/InstallMagisk.java b/src/main/java/com/topjohnwu/magisk/asyncs/InstallMagisk.java
index a8d06eda9..ab7547265 100644
--- a/src/main/java/com/topjohnwu/magisk/asyncs/InstallMagisk.java
+++ b/src/main/java/com/topjohnwu/magisk/asyncs/InstallMagisk.java
@@ -76,10 +76,18 @@ public class InstallMagisk extends ParallelTask<Void, Void, Boolean> {
 
         List<String> abis = Arrays.asList(Build.SUPPORTED_ABIS);
         String arch;
-        if (abis.contains("x86"))
-            arch = "x86";
-        else
-            arch = "arm";
+
+        if (mm.remoteMagiskVersionCode >= Const.MAGISK_VER.SEPOL_REFACTOR) {
+            // 32-bit only
+            if (abis.contains("x86")) arch = "x86";
+            else arch = "arm";
+        } else {
+            if (abis.contains("x86_64")) arch = "x64";
+            else if (abis.contains("arm64-v8a")) arch = "arm64";
+            else if (abis.contains("x86")) arch = "x86";
+            else arch = "arm";
+        }
+
         console.add("- Device platform: " + Build.SUPPORTED_ABIS[0]);
 
         try {