diff --git a/server/core/Reader/BookConverter/ConvertBase.js b/server/core/Reader/BookConverter/ConvertBase.js
index 11d07900..b2a5f712 100644
--- a/server/core/Reader/BookConverter/ConvertBase.js
+++ b/server/core/Reader/BookConverter/ConvertBase.js
@@ -42,7 +42,15 @@ class ConvertBase {
         }
 
         try {
-            const result = await utils.spawnProcess(path, {args, onData, abort});
+            const result = await utils.spawnProcess(path, {
+                killAfter: 600,
+                args, 
+                onData: (data) => {
+                    q.resetTimeout();
+                    onData(data);
+                },
+                abort
+            });
             if (result.code != 0) {
                 let error = result.code;
                 if (this.config.branch == 'development')
diff --git a/server/core/Reader/BookConverter/ConvertDocX.js b/server/core/Reader/BookConverter/ConvertDocX.js
index 02b112c5..8be94ebd 100644
--- a/server/core/Reader/BookConverter/ConvertDocX.js
+++ b/server/core/Reader/BookConverter/ConvertDocX.js
@@ -22,8 +22,8 @@ class ConvertDocX extends ConvertBase {
 
     async convert(docxFile, fb2File, callback, abort) {
         let perc = 0;
-        await this.execConverter(this.calibrePath, [docxFile, fb2File], () => {
-            perc = (perc < 100 ? perc + 5 : 50);
+        await this.execConverter(this.calibrePath, [docxFile, fb2File, '-vv'], () => {
+            perc = (perc < 100 ? perc + 1 : 50);
             callback(perc);
         }, abort);
 
diff --git a/server/core/Reader/BookConverter/ConvertEpub.js b/server/core/Reader/BookConverter/ConvertEpub.js
index f0f9ba71..45c36d18 100644
--- a/server/core/Reader/BookConverter/ConvertEpub.js
+++ b/server/core/Reader/BookConverter/ConvertEpub.js
@@ -37,8 +37,8 @@ class ConvertEpub extends ConvertBase {
         await fs.copy(inputFiles.sourceFile, epubFile);
 
         let perc = 0;
-        await this.execConverter(this.calibrePath, [epubFile, fb2File], () => {
-            perc = (perc < 100 ? perc + 5 : 50);
+        await this.execConverter(this.calibrePath, [epubFile, fb2File, '-vv'], () => {
+            perc = (perc < 100 ? perc + 1 : 50);
             callback(perc);
         }, abort);
 
diff --git a/server/core/Reader/BookConverter/ConvertMobi.js b/server/core/Reader/BookConverter/ConvertMobi.js
index ee8535ef..4bae0ca7 100644
--- a/server/core/Reader/BookConverter/ConvertMobi.js
+++ b/server/core/Reader/BookConverter/ConvertMobi.js
@@ -25,8 +25,8 @@ class ConvertMobi extends ConvertBase {
         await fs.copy(inputFiles.sourceFile, mobiFile);
 
         let perc = 0;
-        await this.execConverter(this.calibrePath, [mobiFile, fb2File], () => {
-            perc = (perc < 100 ? perc + 5 : 50);
+        await this.execConverter(this.calibrePath, [mobiFile, fb2File, '-vv'], () => {
+            perc = (perc < 100 ? perc + 1 : 50);
             callback(perc);
         }, abort);