diff --git a/Plugin/CutSphere.cpp b/Plugin/CutSphere.cpp
index 9328c78e51a6dbc2560df3e2f8235d02f66f834c..1ce5f943a3a0fe827a927910a0012455d9105bc9 100644
--- a/Plugin/CutSphere.cpp
+++ b/Plugin/CutSphere.cpp
@@ -65,7 +65,7 @@ double GMSH_CutSpherePlugin::callback(int num, int action, double value, double
 double GMSH_CutSpherePlugin::callbackX(int num, int action, double value)
 {
   return callback(num, action, value, &CutSphereOptions_Number[0].def,
-                  CTX::instance()->lc / 100., - 2 * CTX::instance()->lc, 
+                  CTX::instance()->lc / 100., - 2 * CTX::instance()->lc,
                   2 * CTX::instance()->lc);
 }
 
@@ -79,7 +79,7 @@ double GMSH_CutSpherePlugin::callbackY(int num, int action, double value)
 double GMSH_CutSpherePlugin::callbackZ(int num, int action, double value)
 {
   return callback(num, action, value, &CutSphereOptions_Number[2].def,
-                  CTX::instance()->lc / 100., -2 * CTX::instance()->lc, 
+                  CTX::instance()->lc / 100., -2 * CTX::instance()->lc,
                   2 * CTX::instance()->lc);
 }
 
diff --git a/Plugin/Plugin.h b/Plugin/Plugin.h
index a42346f744557851c0e524c8715314d7ba6b304b..befcb65c15bd31a223ebb894add4c3afcd90fafd 100644
--- a/Plugin/Plugin.h
+++ b/Plugin/Plugin.h
@@ -28,10 +28,10 @@ class GMSH_Plugin
  public :
   // 4 kinds of plugins
   typedef enum {
-    GMSH_CAD_PLUGIN, 
-    GMSH_MESH_PLUGIN, 
-    GMSH_POST_PLUGIN, 
-    GMSH_SOLVER_PLUGIN 
+    GMSH_CAD_PLUGIN,
+    GMSH_MESH_PLUGIN,
+    GMSH_POST_PLUGIN,
+    GMSH_SOLVER_PLUGIN
   } GMSH_PLUGIN_TYPE;
 
   // a dialog box for the user interface
@@ -118,7 +118,7 @@ class GMSH_SolverPlugin : public GMSH_Plugin
   virtual void receiveNewPhysicalGroup(int dim, int id) = 0;
   // load the solver input file related to the gmsh geo file
   virtual void readSolverFile(const char *) = 0;
-  // save the solver file  
+  // save the solver file
   virtual void writeSolverFile(const char *) const = 0;
   // enhance graphics for a giver geo point
   virtual bool GL_enhancePoint(Vertex *v) { return false; }