diff --git a/FileIO/OpenGeoSysCND.xsd b/FileIO/OpenGeoSysCND.xsd
index 074100087e2144bb579e8c1db6f4cedb44a13f65..07874661b214d165c97b23865e1d563f0907c05c 100644
--- a/FileIO/OpenGeoSysCND.xsd
+++ b/FileIO/OpenGeoSysCND.xsd
@@ -43,8 +43,8 @@
     </xs:sequence>
     <xs:attribute name="geometry" type="xs:string" use="required" />
   </xs:complexType>
-  
-  
+
+
   <!-- definition of "extCondType" as an extension of "CondType" -->
   <xs:complexType name="extCondType">
     <xs:complexContent>
@@ -56,7 +56,7 @@
       </xs:extension>
     </xs:complexContent>
   </xs:complexType>
-  
+
 
   <!-- definition of file content -->
   <xs:element name="OpenGeoSysCond">
@@ -72,7 +72,7 @@
             </xs:sequence>
           </xs:complexType>
         </xs:element>
-          
+
         <!-- definition of boundary conditions -->
         <xs:element name="BoundaryConditions" minOccurs="0" maxOccurs="1">
           <xs:complexType>
@@ -90,9 +90,9 @@
             </xs:sequence>
           </xs:complexType>
         </xs:element>
-      
+
       </xs:sequence>
     </xs:complexType>
   </xs:element>
-    
+
 </xs:schema>
diff --git a/FileIO/OpenGeoSysNum.xsd b/FileIO/OpenGeoSysNum.xsd
index f1436d7c8a924b37fd2ca572d19f54b018b4eb19..befbf098924bffadd5898d024686bd5f8cfc9a92 100644
--- a/FileIO/OpenGeoSysNum.xsd
+++ b/FileIO/OpenGeoSysNum.xsd
@@ -8,7 +8,7 @@
       <xs:enumeration value="PETSc" />
     </xs:restriction>
   </xs:simpleType>
-  
+
   <xs:simpleType name="NonLinearType">
     <xs:restriction base="xs:string">
       <xs:enumeration value="Newton" />
@@ -35,7 +35,7 @@
             <xs:attribute name="Library" type="LibraryType" use="required" />
           </xs:complexType>
         </xs:element>
-          
+
         <!-- definition of temporal discretization -->
         <xs:element name="IterationScheme" maxOccurs="1">
           <xs:complexType>
@@ -46,7 +46,7 @@
             </xs:sequence>
           </xs:complexType>
         </xs:element>
-        
+
         <!-- definition of convergence criteria -->
         <xs:element name="Convergence" minOccurs="0" maxOccurs="1">
       <xs:complexType>
@@ -57,9 +57,9 @@
             </xs:sequence>
           </xs:complexType>
         </xs:element>
-        
+
       </xs:sequence>
     </xs:complexType>
   </xs:element>
-    
+
 </xs:schema>
diff --git a/FileIO/OpenGeoSysProject.xsd b/FileIO/OpenGeoSysProject.xsd
index a44745ae80dcd14c37e599fcd61086f499cbed71..f721a815f9d8984d3ecb21b98cb84791159af4af 100644
--- a/FileIO/OpenGeoSysProject.xsd
+++ b/FileIO/OpenGeoSysProject.xsd
@@ -2,7 +2,7 @@
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema">
 
   <!-- OpenGeoSysProject schema; initial implementation: Karsten Rink, 2010-08-20 -->
-  
+
   <!-- object containing just a source file definition -->
   <xs:complexType name="projectElement">
     <xs:sequence>
@@ -20,7 +20,7 @@
       </xs:extension>
     </xs:complexContent>
   </xs:complexType>
-  
+
   <!-- msh-object with optional geometry- and texture-reference -->
   <xs:complexType name="mshElement">
     <xs:complexContent>
@@ -32,9 +32,9 @@
       </xs:extension>
     </xs:complexContent>
   </xs:complexType>
-  
-  
-  <!-- definition of file content -->    
+
+
+  <!-- definition of file content -->
   <xs:element name="OpenGeoSysProject">
     <xs:complexType>
       <xs:sequence>
@@ -52,7 +52,7 @@
     <xs:element name="fct" type="projectElement" minOccurs="0" maxOccurs="unbounded" />
     <xs:element name="stn" type="projectElement" minOccurs="0" maxOccurs="unbounded" />
       </xs:sequence>
-    </xs:complexType>  
-  </xs:element> 
+    </xs:complexType>
+  </xs:element>
 
 </xs:schema>