diff --git a/manager/src/main/AndroidManifest.xml b/manager/src/main/AndroidManifest.xml
index 888fefc..c07f011 100644
--- a/manager/src/main/AndroidManifest.xml
+++ b/manager/src/main/AndroidManifest.xml
@@ -23,6 +23,7 @@
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:supportsRtl="true"
+        android:largeHeap="true"
         android:theme="@style/Theme.Material3.DayNight.NoActionBar">
         
         <!-- 专门为小米手机桌面卸载添加了提示，提升用户体验 -->
diff --git a/patch/src/main/java/org/lsposed/patch/NPatch.java b/patch/src/main/java/org/lsposed/patch/NPatch.java
index 78de987..cffcb8c 100644
--- a/patch/src/main/java/org/lsposed/patch/NPatch.java
+++ b/patch/src/main/java/org/lsposed/patch/NPatch.java
@@ -118,11 +118,13 @@ public class NPatch {
             "x86_64"
     ));
 
-    private static final ZFileOptions Z_FILE_OPTIONS = new ZFileOptions().setAlignmentRule(AlignmentRules.compose(
-            AlignmentRules.constantForSuffix(".so", 4096),
-            AlignmentRules.constantForSuffix(ORIGINAL_APK_ASSET_PATH, 4096),
-            AlignmentRules.constantForSuffix(".arsc", 4)
-    ));
+    private static final ZFileOptions Z_FILE_OPTIONS = new ZFileOptions()
+            .setNoTimestamps(true)
+            .setAlignmentRule(AlignmentRules.compose(
+                    AlignmentRules.constantForSuffix(".so", 4096),
+                    AlignmentRules.constantForSuffix(ORIGINAL_APK_ASSET_PATH, 4096),
+                    AlignmentRules.constantForSuffix(".arsc", 4)
+            ));
 
     private final JCommander jCommander;
 
@@ -196,7 +198,7 @@ public class NPatch {
         logger.i("Parsing original apk...");
 
         try (var dstZFile = ZFile.openReadWrite(outputFile, Z_FILE_OPTIONS);
-             var srcZFile = dstZFile.addNestedZip((ignore) -> ORIGINAL_APK_ASSET_PATH, srcApkFile, false)) {
+             var srcZFile = ZFile.openReadOnly(srcApkFile)) {
 
             // sign apk
             try {