diff --git a/YACReaderLibraryServer/main.cpp b/YACReaderLibraryServer/main.cpp
index 96f88ebf..3c3f1d60 100644
--- a/YACReaderLibraryServer/main.cpp
+++ b/YACReaderLibraryServer/main.cpp
@@ -83,7 +83,14 @@ int main(int argc, char **argv)
 
     app.setApplicationName("YACReaderLibrary");
     app.setOrganizationName("YACReader");
-    app.setApplicationVersion(VERSION);
+
+    QString buildNumber = ".0";
+
+#ifdef BUILD_NUMBER
+    buildNumber = "." + BUILD_NUMBER;
+#endif
+
+    app.setApplicationVersion(VERSION + buildNumber);
 
     QTextStream qout(stdout);
 
diff --git a/custom_widgets/help_about_dialog.cpp b/custom_widgets/help_about_dialog.cpp
index 7bb4909a..3f9e59cb 100644
--- a/custom_widgets/help_about_dialog.cpp
+++ b/custom_widgets/help_about_dialog.cpp
@@ -50,7 +50,13 @@ HelpAboutDialog::HelpAboutDialog(const QString &pathAbout, const QString &pathHe
 
 void HelpAboutDialog::loadAboutInformation(const QString &path)
 {
-    aboutText->setHtml(fileToString(path).arg(VERSION));
+    QString buildNumber = "0";
+
+#ifdef BUILD_NUMBER
+    buildNumber = BUILD_NUMBER;
+#endif
+
+    aboutText->setHtml(fileToString(path).arg(VERSION).arg(buildNumber));
     aboutText->moveCursor(QTextCursor::Start);
 }
 
@@ -72,4 +78,4 @@ QString HelpAboutDialog::fileToString(const QString &path)
     f.close();
 
     return content;
-}
\ No newline at end of file
+}
diff --git a/files/about.html b/files/about.html
index c1269a6c..2144bf40 100644
--- a/files/about.html
+++ b/files/about.html
@@ -24,7 +24,7 @@
 
 <h1>General Information</h1>
 <p>
-YACReader - Yet Another Comic Reader - version %1 <br/>
+YACReader - Yet Another Comic Reader - version %1.%2 <br/>
 by Luis Ángel San Martín Rodríguez 
 <h2>Contact</h2>
 <ul>
diff --git a/files/about_es_ES.html b/files/about_es_ES.html
index d97dd7e1..ae98fad3 100644
--- a/files/about_es_ES.html
+++ b/files/about_es_ES.html
@@ -24,7 +24,7 @@
 
 <h1>Información general</h1>
 <p>
-YACReader - Yet Another Comic Reader - versión %1 <br/>
+YACReader - Yet Another Comic Reader - versión %1.%2 <br/>
 por Luis Ángel San Martín Rodríguez 
 <h2>Contacto </h2>
 <ul>