diff --git a/swad_changelog.h b/swad_changelog.h
index c61d5b2f1..c5a095591 100644
--- a/swad_changelog.h
+++ b/swad_changelog.h
@@ -140,14 +140,15 @@
 /****************************** Public constants *****************************/
 /*****************************************************************************/
 
-#define Log_PLATFORM_VERSION	"SWAD 15.175.1 (2016-04-03)"
+#define Log_PLATFORM_VERSION	"SWAD 15.175.2 (2016-04-03)"
 #define CSS_FILE		"swad15.173.1.css"
 #define JS_FILE			"swad15.131.3.js"
 
 // Number of lines (includes comments but not blank lines) has been got with the following command:
 // nl swad*.c swad*.h css/swad*.css py/swad*.py js/swad*.js soap/swad*.h sql/swad*.sql | tail -1
 /*
-        Version 15.175.2: Apr 03, 2016	Check button to remove image when editing one test question. (? lines)
+        Version 15.175.3: Apr 03, 2016	Check button to remove image when editing one test question. (? lines)
+        Version 15.175.2: Apr 03, 2016	Code refactoring related to deleting image file. (197773 lines)
         Version 15.175.1: Apr 03, 2016	Code refactoring related to deleting tests of a course. (197763 lines)
         Version 15.175:   Apr 03, 2016	Fixed bug when editing a test question.
 					Lot of code refactoring related to edition of questions.
diff --git a/swad_image.c b/swad_image.c
index 2cfc4a9c8..5c607fff2 100644
--- a/swad_image.c
+++ b/swad_image.c
@@ -265,3 +265,23 @@ void Img_ShowImage (const char *Image,const char *ClassImg)
             URL,ClassImg);
   }
 
+/*****************************************************************************/
+/** Remove private file with an image, given the image name (without .jpg) ***/
+/*****************************************************************************/
+
+void Img_RemoveImageFile (const char *ImageName)
+  {
+   char FullPathImgPriv[PATH_MAX+1];
+
+   /***** Build path to private file *****/
+   sprintf (FullPathImgPriv,"%s/%s/%c%c/%s.jpg",
+	    Cfg_PATH_SWAD_PRIVATE,Cfg_FOLDER_IMG,
+	    ImageName[0],
+	    ImageName[1],
+	    ImageName);
+
+   /***** Remove private file *****/
+   unlink (FullPathImgPriv);
+
+   // Public links are removed automatically after a period
+  }
diff --git a/swad_image.h b/swad_image.h
index 258830e28..05fa23b2f 100644
--- a/swad_image.h
+++ b/swad_image.h
@@ -74,5 +74,6 @@ typedef enum
 void Img_GetImageFromForm (unsigned Width,unsigned Height,unsigned Quality);
 void Img_MoveImageToDefinitiveDirectory (void);
 void Img_ShowImage (const char *Image,const char *ClassImg);
+void Img_RemoveImageFile (const char *ImageName);
 
 #endif
diff --git a/swad_test.c b/swad_test.c
index ee8b464a4..ee73e049b 100644
--- a/swad_test.c
+++ b/swad_test.c
@@ -5476,7 +5476,6 @@ void Tst_RemoveImageFilesFromQstsInCrs (long CrsCod,
    MYSQL_ROW row;
    unsigned NumImages;
    unsigned NumImg;
-   char FullPathImgPriv[PATH_MAX+1];
 
    /***** Get names of images associated to test questions from database *****/
    if (QstCod > 0)	// Only one question
@@ -5497,17 +5496,8 @@ void Tst_RemoveImageFilesFromQstsInCrs (long CrsCod,
       /***** Get image name (row[0]) *****/
       row = mysql_fetch_row (mysql_res);
 
-      /***** Build path to private file *****/
-      sprintf (FullPathImgPriv,"%s/%s/%c%c/%s.jpg",
-	       Cfg_PATH_SWAD_PRIVATE,Cfg_FOLDER_IMG,
-	       row[0][0],
-	       row[0][1],
-	       row[0]);
-
-      /***** Remove private file *****/
-      unlink (FullPathImgPriv);
-
-      // Public links are removed automatically after a period
+      /***** Remove image file *****/
+      Img_RemoveImageFile (row[0]);
      }
 
    /***** Free structure that stores the query result *****/