diff --git a/HISTORY.md b/HISTORY.md
index c175d9c..7d55c8c 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -1,4 +1,7 @@
 ## History of versions ##
+* version 4.7.0 (2016-04-24)
+  * Fixed a bug when creating the subtitles'XML: now ensures that an integer value is passed
+
 * version 4.6.1 (2016-03-14)
   * Fixed translations
 
diff --git a/setup.py b/setup.py
index bcb895b..57946f4 100755
--- a/setup.py
+++ b/setup.py
@@ -64,7 +64,7 @@ except:
 setup(
     name='devedeng',
 
-    version='4.6.1',
+    version='4.7.0',
 
     description='A video DVD creator',
     long_description = "A program that allows to create video DVDs",
diff --git a/src/devedeng/subtitles_mux.py b/src/devedeng/subtitles_mux.py
index a28bfc7..f236880 100644
--- a/src/devedeng/subtitles_mux.py
+++ b/src/devedeng/subtitles_mux.py
@@ -58,9 +58,9 @@ class subtitles_mux(devedeng.executor.executor):
         out_xml.write(str(font_size))
         if subt_upper:
             out_xml.write('" bottom-margin="50')
-        
-        out_xml.write('" fill-color="#%02X%02X%02X"' % tuple([fill_color[i] * 255 for i in range(len(fill_color))]))
-        out_xml.write(' outline-color="#%02X%02X%02X"' % tuple([outline_color[i] * 255 for i in range(len(outline_color))]))
+        print("Punto clave")
+        out_xml.write('" fill-color="#%02X%02X%02X"' % tuple([int(fill_color[i] * 255) for i in range(len(fill_color))]))
+        out_xml.write(' outline-color="#%02X%02X%02X"' % tuple([int(outline_color[i] * 255) for i in range(len(outline_color))]))
         out_xml.write(' outline-thickness="%d"' % outline_thick)
         out_xml.write(' font="arial" horizontal-alignment="center" vertical-alignment="bottom" aspect="')
         out_xml.write(str(aspect))