diff --git a/abootimg/build.gradle b/abootimg/build.gradle
index e6bf32a..33f9682 100644
--- a/abootimg/build.gradle
+++ b/abootimg/build.gradle
@@ -43,9 +43,25 @@ task repack(type: Jar, dependsOn:['build']) {
     }
 }
 
+//call Google's 'mkbootimg' program
 task pack_clear(type: JavaExec, dependsOn:[':pack_ramdisk_and_gz', 'build']) {
     classpath = sourceSets.main.runtimeClasspath
     main = "cfig.bootimg.repack_with_cmd"
     args rootProject.outClearIMg, rootProject.rootWorkDir, rootProject.mkbootimgBin
 }
 
+//call our 'mkbootimg.groovy'
+task pack_clear2(type: JavaExec, dependsOn:[':pack_ramdisk_and_gz', 'mkbootimg']) {
+    classpath = sourceSets.main.runtimeClasspath
+    main = "cfig.bootimg.repack_with_cmd"
+    args rootProject.outClearIMg + "2" , rootProject.rootWorkDir, "java -jar build/libs/mkbootimg.jar"
+}
+
+//directly calls engine of 'mkbootimg.groovy' from 'repack'
+task pack_clear3(type: JavaExec, dependsOn: [':pack_ramdisk_and_gz', 'repack']) {
+    classpath = files("build/libs/repack.jar")
+    main = 'cfig.bootimg.repack'
+    maxHeapSize '512m'
+    args rootProject.outClearIMg + "3", rootProject.rootWorkDir
+}
+
diff --git a/abootimg/src/main/groovy/cfig/bootimg/CArgs.groovy b/abootimg/src/main/groovy/cfig/bootimg/CArgs.groovy
index d602b92..805a584 100644
--- a/abootimg/src/main/groovy/cfig/bootimg/CArgs.groovy
+++ b/abootimg/src/main/groovy/cfig/bootimg/CArgs.groovy
@@ -43,15 +43,15 @@ class CArgs {
         if (null != ramdisk) {
             ret.add("--ramdisk");
             ret.add(ramdisk);
-            ret.add("--ramdisk_offset");
-            ret.add("0x" + Integer.toHexString(ramdisk_offset));
         }
+        ret.add("--ramdisk_offset");
+        ret.add("0x" + Integer.toHexString(ramdisk_offset));
         if (null != second) {
             ret.add("--second");
             ret.add(second);
-            ret.add("--second_offset");
-            ret.add("0x" + Integer.toHexString(second_offset));
         }
+        ret.add("--second_offset");
+        ret.add("0x" + Integer.toHexString(second_offset));
         if (null != board) {
             ret.add("--board");
             ret.add(board);
diff --git a/abootimg/src/main/groovy/cfig/bootimg/repack_with_cmd.groovy b/abootimg/src/main/groovy/cfig/bootimg/repack_with_cmd.groovy
index fca75a7..0cdc1db 100644
--- a/abootimg/src/main/groovy/cfig/bootimg/repack_with_cmd.groovy
+++ b/abootimg/src/main/groovy/cfig/bootimg/repack_with_cmd.groovy
@@ -24,5 +24,9 @@ if (3 != args.length) {
 
 CImgInfo aInfo = CImgInfo.fromJson(args[0], args[1]);
 List<String> cmdArgs = aInfo.toCommandList();
-cmdArgs.add(0, args[2]);
-Run(cmdArgs);
\ No newline at end of file
+int i = 0;
+for (String item : args[2].split()) {
+    cmdArgs.add(i, item);
+    i++;
+}
+Run(cmdArgs);
diff --git a/build.gradle b/build.gradle
index e1de735..57b1bf2 100644
--- a/build.gradle
+++ b/build.gradle
@@ -25,7 +25,6 @@ model {
     }
 }
 
-
 // ----------------------------------------------------------------------------
 //                       global
 // ----------------------------------------------------------------------------
@@ -110,18 +109,6 @@ task pack_ramdisk_and_gz { Task task ->
 }
 pack_ramdisk_and_gz.dependsOn('mkbootfsExecutable')
 
-task pack_clear2(type: JavaExec, dependsOn: ['abootimg:repack', pack_ramdisk_and_gz]) {
-    main = 'cfig.bootimg.repack'
-    classpath = files("abootimg/build/libs/repack.jar")
-    maxHeapSize '512m'
-    args String.format("%s.clear2", activeImg), workdir
-}
-
-String[] getMkbootimgArgs(String inWorkdir, String outFile) {
-    return "good day".split();
-    //args = getMkbootimgArgs(workdir, String.format("%s.clear", activeImg))
-}
-
 void unGnuzipFile(String compressedFile, String decompressedFile) throws IOException {
     byte[] buffer = new byte[1024];
     try {
@@ -178,7 +165,7 @@ void gnuZipFile(String compressedFile, String decompressedFile) throws IOExcepti
     }
 }
 
-task pack(type: JavaExec, dependsOn: ['abootimg:pack_clear', 'boot_signer:jar', pack_clear2]) {
+task pack(type: JavaExec, dependsOn: ['abootimg:pack_clear', 'abootimg:pack_clear2', 'abootimg:pack_clear3', 'boot_signer:jar']) {
     main = 'com.android.verity.BootSignature'
     classpath = files("boot_signer/build/libs/boot_signer.jar")
     maxHeapSize '512m'