diff --git a/index.js b/index.js
index 90e6c12..dcbcb43 100644
--- a/index.js
+++ b/index.js
@@ -32,6 +32,10 @@ module.exports.compress = function (algorithm, parameters, callback = undefined,
         throw 'Parameters cannot be undefined or null';
     if (parameters.dir && parameters.files)
         throw 'Cannot use dir and files property at the same time';
+    if (!parameters.destination && parameters.files)
+        throw 'Cannot use files property without destination property';
+    if (!parameters.destination && parameters.dir)
+        parameters.destination = path.dirname(parameters.dir);
 
     algorithm = (algorithm === '' || algorithm === null || algorithm === undefined) ? '7z' : algorithm;
 
@@ -47,33 +51,21 @@ module.exports.compress = function (algorithm, parameters, callback = undefined,
 
     const dllPath = sevenZipBin.path7za;
 
-    if (callback) 
+    return new Promise((resolve, reject) => 
     {
-        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('compress', parameters, algorithm), {shell: true, detached: false}, (error, stdout, stderr) => {
-            callback(error);
-        });
-
-        let send = false;
-        sevenZipProcess.stdout.on('data', (data) =>
+        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('compress', parameters, algorithm), { shell: true, detached: false }, (error, stdout, stderr) =>
         {
-            if (data.includes('1%')) {
-                send = true;
-            }
-            else if (data.includes('99%')) {
-                send = false;
+            if (progressCallback) {
+                progressCallback({
+                    progress: 100,
+                    fileProcessed: ''
+                });
             }
-
-            if (send) {
-                progressCallback(parseProgress(data));
-            }
-        });
-        return;
-    }
-
-    return new Promise((resolve, reject) => 
-    {
-        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('compress', parameters, algorithm), {shell: true, detached: false}, (error, stdout, stderr) => {
-            resolve(error);
+            
+            if (callback) callback(error);
+            
+            if (error) reject(error);
+            else resolve();
         });
 
         let send = false;
@@ -83,7 +75,7 @@ module.exports.compress = function (algorithm, parameters, callback = undefined,
             else if (data.includes('99%'))
                 send = false;
 
-            if (send && progressCallback !== undefined && progressCallback !== null) {
+            if (progressCallback && send) {
                 progressCallback(parseProgress(data));
             }
         });
@@ -108,42 +100,32 @@ module.exports.extract = function (algorithm, parameters, callback = undefined,
 
     const dllPath = sevenZipBin.path7za;
 
-    if (callback) 
+    return new Promise((resolve, reject) => 
     {
-        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('extract', parameters), {shell: true, detached: false}, (error, stdout, stderr) => {
-            callback(error);
-        });
-
-        let send = false;
-        sevenZipProcess.stdout.on('data', (data) => {
-            if (data.includes('1%')) {
-                send = true;
-            }
-            else if (data.includes('99%')) {
-                send = false;
+        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('extract', parameters), { shell: true, detached: false }, (error, stdout, stderr) =>
+        {
+            if (progressCallback) {
+                progressCallback({
+                    progress: 100,
+                    fileProcessed: ''
+                });
             }
 
-            if (send && progressCallback !== undefined && progressCallback !== null) {
-                progressCallback(parseProgress(data));
-            }
-        });
-        return;
-    }
+            if (callback) callback(error);
 
-    return new Promise((resolve, reject) => 
-    {
-        const sevenZipProcess = child_process.execFile(dllPath, buildCommandArgs('extract', parameters), {shell: true, detached: false}, (error, stdout, stderr) => {
-            resolve(error);
+            if (error) reject(error);
+            else resolve();
         });
         
         let send = false;
-        sevenZipProcess.stdout.on('data', (data) => {
+        sevenZipProcess.stdout.on('data', (data) =>
+        {
             if (data.includes('1%'))
                 send = true;
             else if (data.includes('99%'))
                 send = false;
 
-            if (send) {
+            if (progressCallback && send) {
                 progressCallback(parseProgress(data));
             }
         });
diff --git a/package-lock.json b/package-lock.json
index df7df05..a295558 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@steezcram/sevenzip",
-  "version": "1.1.4",
+  "version": "1.1.5",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "@steezcram/sevenzip",
-      "version": "1.1.4",
+      "version": "1.1.5",
       "license": "MIT",
       "dependencies": {
         "7zip-bin": "^5.2.0"
diff --git a/package.json b/package.json
index c9e705b..0ca90dc 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@steezcram/sevenzip",
-  "version": "1.1.5",
+  "version": "1.1.6",
   "description": "7-Zip wrapper around 7za",
   "homepage": "https://github.com/SteezCram/sevenzip",
   "repository": {