diff --git a/cMake/FreeCAD_Helpers/SetupSalomeSMESH.cmake b/cMake/FreeCAD_Helpers/SetupSalomeSMESH.cmake
index 978416d088..fa7a20daf3 100644
--- a/cMake/FreeCAD_Helpers/SetupSalomeSMESH.cmake
+++ b/cMake/FreeCAD_Helpers/SetupSalomeSMESH.cmake
@@ -65,7 +65,7 @@ macro(SetupSalomeSMESH)
         set(BUILD_FEM_VTK ON)
 
         # Check if PythonWrapperCore was found
-        # Note: vtk 9 only, as the implementations use the vtk modules introduced in 9.0
+        # Note: VTK 9 only, as the implementations use the VTK modules introduced in 8.1
         #       VTK_WrappingPythonCore_FOUND is named differently for versions <9.0
         if (${VTK_WrappingPythonCore_FOUND})
             set(BUILD_FEM_VTK_PYTHON 1)
diff --git a/src/Mod/Fem/App/AppFemPy.cpp b/src/Mod/Fem/App/AppFemPy.cpp
index 5ff9e1a87e..fa93907637 100644
--- a/src/Mod/Fem/App/AppFemPy.cpp
+++ b/src/Mod/Fem/App/AppFemPy.cpp
@@ -82,11 +82,11 @@ public:
                            "detected from file suffix)");
         add_varargs_method("getVtkVersion",
                            &Module::getVtkVersion,
-                           "Returns the VTK version freeCAD is linked against");
+                           "Returns the VTK version FreeCAD is linked against");
 #ifdef FC_USE_VTK_PYTHON
         add_varargs_method("isVtkCompatible",
                            &Module::isVtkCompatible,
-                           "Checks if the passed vtkObject is compatible with the c++ VTK version freecad uses");
+                           "Checks if the passed vtkObject is compatible with the c++ VTK version FreeCAD uses");
 #endif
 #endif
         add_varargs_method("show",
@@ -349,7 +349,7 @@ private:
             throw Py::Exception();
         }
 
-        // if non is returned the vtk object was created by annother vtk library, and the
+        // if non is returned the VTK object was created by annother VTK library, and the
         // python api used to create it cannot be used with FreeCAD
         vtkObjectBase *obj = vtkPythonUtil::GetPointerFromObject(pcObj, "vtkObject");
         if (!obj) {
diff --git a/src/Mod/Fem/App/FemPostFilterPy.xml b/src/Mod/Fem/App/FemPostFilterPy.xml
index 44ee6cc84b..28d1823f69 100644
--- a/src/Mod/Fem/App/FemPostFilterPy.xml
+++ b/src/Mod/Fem/App/FemPostFilterPy.xml
@@ -31,7 +31,7 @@
                 <Methode Name="getInputData">
             <Documentation>
                 <UserDocu>
-Returns the dataset available at the filters input.
+Returns the dataset available at the filter's input.
 Note: Can lead to a full recompute of the whole pipeline, hence best to call this only in "execute", where the user expects long calculation cycles.
 </UserDocu>
             </Documentation>
@@ -39,7 +39,7 @@ Note: Can lead to a full recompute of the whole pipeline, hence best to call thi
         <Methode Name="getInputVectorFields">
             <Documentation>
                 <UserDocu>
-Returns the names of all vector fields available on this filters input.
+Returns the names of all vector fields available on this filter's input.
 Note: Can lead to a full recompute of the whole pipeline, hence best to call this only in "execute", where the user expects long calculation cycles.
 </UserDocu>
             </Documentation>
@@ -47,7 +47,7 @@ Note: Can lead to a full recompute of the whole pipeline, hence best to call thi
         <Methode Name="getInputScalarFields">
             <Documentation>
                 <UserDocu>
-Returns the names of all scalar fields available on this filters input.
+Returns the names of all scalar fields available on this filter's input.
 Note: Can lead to a full recompute of the whole pipeline, hence best to call this only in "execute", where the user expects long calculation cycles.
 </UserDocu>
             </Documentation>