diff --git a/src/Mod/Sketcher/Gui/TaskSketcherMessages.cpp b/src/Mod/Sketcher/Gui/TaskSketcherMessages.cpp
index 965628c3a645..5c61fde5f937 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherMessages.cpp
+++ b/src/Mod/Sketcher/Gui/TaskSketcherMessages.cpp
@@ -105,6 +105,25 @@ void TaskSketcherMessages::slotSetUp(const QString& state, const QString& msg, c
     ui->labelConstrainStatus->setText(msg);
     ui->labelConstrainStatusLink->setUrl(link);
     ui->labelConstrainStatusLink->setText(linkText);
+    updateToolTip(link);
+}
+
+void TaskSketcherMessages::updateToolTip(const QString& link)
+{
+    if( link == QString::fromLatin1("#conflicting"))
+        ui->labelConstrainStatusLink->setToolTip(tr("Click to select the conflicting constraints."));
+    else
+    if( link == QString::fromLatin1("#redundant"))
+        ui->labelConstrainStatusLink->setToolTip(tr("Click to select the redundant constraints."));
+    else
+    if( link == QString::fromLatin1("#dofs"))
+        ui->labelConstrainStatusLink->setToolTip(tr("The sketch has unconstrained elements giving raise to those Degrees Of Freedom. Click to select the unconstrained elements."));
+    else
+    if( link == QString::fromLatin1("#malformed"))
+        ui->labelConstrainStatusLink->setToolTip(tr("Click to select the malformed constraints."));
+    else
+    if( link == QString::fromLatin1("#partiallyredundant"))
+        ui->labelConstrainStatusLink->setToolTip(tr("Some constraints in combination are partially redundant. Click to select the partially redundant constraints."));
 }
 
 void TaskSketcherMessages::onLabelConstrainStatusLinkClicked(const QString &str)
diff --git a/src/Mod/Sketcher/Gui/TaskSketcherMessages.h b/src/Mod/Sketcher/Gui/TaskSketcherMessages.h
index 9bad27932e9f..6fb99b6f1ea1 100644
--- a/src/Mod/Sketcher/Gui/TaskSketcherMessages.h
+++ b/src/Mod/Sketcher/Gui/TaskSketcherMessages.h
@@ -54,6 +54,8 @@ class TaskSketcherMessages : public Gui::TaskView::TaskBox
     void onLabelConstrainStatusLinkClicked(const QString &);
     void onAutoUpdateStateChanged();
     void onManualUpdateClicked(bool checked);
+
+    void updateToolTip(const QString& link);
     
 protected:
     ViewProviderSketch *sketchView;