diff --git a/src/Mod/Fem/Gui/Command.cpp b/src/Mod/Fem/Gui/Command.cpp
index 8e22017f1d..2d5f712dae 100644
--- a/src/Mod/Fem/Gui/Command.cpp
+++ b/src/Mod/Fem/Gui/Command.cpp
@@ -426,7 +426,7 @@ CmdFemConstraintFixed::CmdFemConstraintFixed()
     sToolTipText    = QT_TR_NOOP("Creates a FEM constraint for a fixed geometric entity");
     sWhatsThis      = "FEM_ConstraintFixed";
     sStatusTip      = sToolTipText;
-    sPixmap         = "fem-constraint-fixed";
+    sPixmap         = "FEM_ConstraintFixed";
 }
 
 void CmdFemConstraintFixed::activated(int)
diff --git a/src/Mod/Fem/Gui/Resources/Fem.qrc b/src/Mod/Fem/Gui/Resources/Fem.qrc
index d60f3817c6..636a924ca7 100755
--- a/src/Mod/Fem/Gui/Resources/Fem.qrc
+++ b/src/Mod/Fem/Gui/Resources/Fem.qrc
@@ -12,7 +12,7 @@
         <file>icons/FEM_ConstraintContact.svg</file>
         <file>icons/FEM_ConstraintDisplacement.svg</file>
         <file>icons/fem-constraint-electrostatic-potential.svg</file>
-        <file>icons/fem-constraint-fixed.svg</file>
+        <file>icons/FEM_ConstraintFixed.svg</file>
         <file>icons/fem-constraint-flow-velocity.svg</file>
         <file>icons/fem-constraint-fluid-boundary.svg</file>
         <file>icons/fem-constraint-force.svg</file>
diff --git a/src/Mod/Fem/Gui/Resources/icons/fem-constraint-fixed.svg b/src/Mod/Fem/Gui/Resources/icons/FEM_ConstraintFixed.svg
similarity index 100%
rename from src/Mod/Fem/Gui/Resources/icons/fem-constraint-fixed.svg
rename to src/Mod/Fem/Gui/Resources/icons/FEM_ConstraintFixed.svg
diff --git a/src/Mod/Fem/Gui/TaskFemConstraintFixed.cpp b/src/Mod/Fem/Gui/TaskFemConstraintFixed.cpp
index 2000b2e5a3..c4402e1415 100644
--- a/src/Mod/Fem/Gui/TaskFemConstraintFixed.cpp
+++ b/src/Mod/Fem/Gui/TaskFemConstraintFixed.cpp
@@ -60,7 +60,7 @@ using namespace Gui;
 /* TRANSLATOR FemGui::TaskFemConstraintFixed */
 
 TaskFemConstraintFixed::TaskFemConstraintFixed(ViewProviderFemConstraintFixed *ConstraintView,QWidget *parent)
-  : TaskFemConstraint(ConstraintView, parent, "fem-constraint-fixed")
+  : TaskFemConstraint(ConstraintView, parent, "FEM_ConstraintFixed")
 { //Note change "Fixed" in line above to new constraint name
     proxy = new QWidget(this);
     ui = new Ui_TaskFemConstraintFixed();
diff --git a/src/Mod/Fem/Gui/ViewProviderFemConstraintFixed.cpp b/src/Mod/Fem/Gui/ViewProviderFemConstraintFixed.cpp
index 32aa1b2978..41f2055683 100644
--- a/src/Mod/Fem/Gui/ViewProviderFemConstraintFixed.cpp
+++ b/src/Mod/Fem/Gui/ViewProviderFemConstraintFixed.cpp
@@ -51,7 +51,7 @@ PROPERTY_SOURCE(FemGui::ViewProviderFemConstraintFixed, FemGui::ViewProviderFemC
 
 ViewProviderFemConstraintFixed::ViewProviderFemConstraintFixed()
 {
-    sPixmap = "fem-constraint-fixed";
+    sPixmap = "FEM_ConstraintFixed";
 }
 
 ViewProviderFemConstraintFixed::~ViewProviderFemConstraintFixed()