diff --git a/libraries/CommonFunctions.class.php b/libraries/CommonFunctions.class.php
index 7e20eb4c78..fb8a9da52e 100644
--- a/libraries/CommonFunctions.class.php
+++ b/libraries/CommonFunctions.class.php
@@ -3460,6 +3460,10 @@ class PMA_CommonFunctions
      *
      * @param string   $string  Text where to do expansion.
      * @param function $escape  Function to call for escaping variable values.
+     *                          Can also be an array of:
+     *                          - the escape method name
+     *                          - the class that contains the method
+     *                          - location of the class (for inclusion)
      * @param array    $updates Array with overrides for default parameters
      *                 (obtained from GLOBALS).
      *
@@ -3507,10 +3511,19 @@ class PMA_CommonFunctions
 
         /* Optional escaping */
         if (! is_null($escape)) {
+            if (is_array($escape)) {
+                require_once $escape[2];
+                $escape_class = new $escape[1];
+                $escape_method = $escape[0];
+            }
             foreach ($replace as $key => $val) {
-                $replace[$key] = ($escape == 'backquote')
-                    ? $this->$escape($val)
-                    : $escape($val);
+                if (is_array($escape)) {
+                    $replace[$key] = $escape_class->$escape_method($val);
+                } else {
+                    $replace[$key] = ($escape == 'backquote')
+                        ? $this->$escape($val)
+                        : $escape($val);
+                }
             }
         }
 
diff --git a/libraries/plugins/export/ExportLatex.class.php b/libraries/plugins/export/ExportLatex.class.php
index 947c5b8fed..e5a52baaee 100644
--- a/libraries/plugins/export/ExportLatex.class.php
+++ b/libraries/plugins/export/ExportLatex.class.php
@@ -311,7 +311,11 @@ class ExportLatex extends ExportPlugin
             $buffer .= ' \\caption{'
                 . $common_functions->expandUserString(
                     $GLOBALS['latex_data_caption'],
-                    get_class($this) . '->texEscape',
+                    array(
+                        'texEscape',
+                        get_class($this),
+                        'libraries/plugins/export/' . get_class($this) . ".class.php"
+                    ),
                     array('table' => $table, 'database' => $db)
                 )
                 . '} \\label{'
@@ -343,7 +347,11 @@ class ExportLatex extends ExportPlugin
                     '\\caption{'
                     . $common_functions->expandUserString(
                         $GLOBALS['latex_data_continued_caption'],
-                        get_class($this) . '->texEscape',
+                    array(
+                        'texEscape',
+                        get_class($this),
+                        'libraries/plugins/export/' . get_class($this) . ".class.php"
+                    ),
                         array('table' => $table, 'database' => $db)
                     )
                     . '} \\\\ '
@@ -513,7 +521,11 @@ class ExportLatex extends ExportPlugin
             $buffer .= ' \\caption{'
                 . $common_functions->expandUserString(
                     $GLOBALS['latex_structure_caption'],
-                    get_class($this) . '->texEscape',
+                    array(
+                        'texEscape',
+                        get_class($this),
+                        'libraries/plugins/export/' . get_class($this) . ".class.php"
+                    ),
                     array('table' => $table, 'database' => $db)
                 )
                 . '} \\label{'
@@ -531,7 +543,11 @@ class ExportLatex extends ExportPlugin
             $buffer .= ' \\caption{'
                 . $common_functions->expandUserString(
                     $GLOBALS['latex_structure_continued_caption'],
-                    get_class($this) . '->texEscape',
+                    array(
+                        'texEscape',
+                        get_class($this),
+                        'libraries/plugins/export/' . get_class($this) . ".class.php"
+                    ),
                     array('table' => $table, 'database' => $db)
                 )
                 . '} \\\\ ' . $crlf;