diff --git a/python/plugins/processing/gui/AlgorithmDialogBase.py b/python/plugins/processing/gui/AlgorithmDialogBase.py
index a1effa11ac25..33cf78293c26 100644
--- a/python/plugins/processing/gui/AlgorithmDialogBase.py
+++ b/python/plugins/processing/gui/AlgorithmDialogBase.py
@@ -32,6 +32,7 @@
 from PyQt4.QtGui import QApplication, QDialogButtonBox
 
 from qgis.utils import iface
+from qgis.core import QgsNetworkAccessManager
 
 from processing.core.ProcessingConfig import ProcessingConfig
 from processing.gui import AlgorithmClassification
@@ -67,6 +68,8 @@ def __init__(self, alg):
 
         self.setWindowTitle(AlgorithmClassification.getDisplayName(self.alg))
 
+        self.txtHelp.page().setNetworkAccessManager(QgsNetworkAccessManager.instance())
+
         # load algorithm help if available
         isText, algHelp = self.alg.help()
         if algHelp is not None: