diff --git a/panda/src/physics/linearJitterForce.cxx b/panda/src/physics/linearJitterForce.cxx
index ddced91caa..a4b7c47567 100644
--- a/panda/src/physics/linearJitterForce.cxx
+++ b/panda/src/physics/linearJitterForce.cxx
@@ -46,7 +46,7 @@ LinearJitterForce(const LinearJitterForce &copy) :
 // Description : constructor
 ////////////////////////////////////////////////////////////////////
 LinearJitterForce::
-~LinearJitterForce(void) {
+~LinearJitterForce() {
 }
 
 ////////////////////////////////////////////////////////////////////
@@ -55,7 +55,7 @@ LinearJitterForce::
 // Description : copier
 ////////////////////////////////////////////////////////////////////
 LinearForce *LinearJitterForce::
-make_copy(void) {
+make_copy() {
   return new LinearJitterForce(*this);
 }
 
diff --git a/panda/src/physics/linearJitterForce.h b/panda/src/physics/linearJitterForce.h
index 5b55b9699a..1e15136ed1 100644
--- a/panda/src/physics/linearJitterForce.h
+++ b/panda/src/physics/linearJitterForce.h
@@ -30,25 +30,25 @@ class EXPCL_PANDAPHYSICS LinearJitterForce : public LinearRandomForce {
 PUBLISHED:
   LinearJitterForce(float a = 1.0f, bool m = false);
   LinearJitterForce(const LinearJitterForce &copy);
-  virtual ~LinearJitterForce(void);
+  virtual ~LinearJitterForce();
   
   virtual void output(ostream &out) const;
   virtual void write(ostream &out, unsigned int indent=0) const;
 
 private:
   virtual LVector3f get_child_vector(const PhysicsObject *po);
-  virtual LinearForce *make_copy(void);
+  virtual LinearForce *make_copy();
 
 public:
-  static TypeHandle get_class_type(void) {
+  static TypeHandle get_class_type() {
     return _type_handle;
   }
-  static void init_type(void) {
+  static void init_type() {
     LinearRandomForce::init_type();
     register_type(_type_handle, "LinearJitterForce",
                   LinearRandomForce::get_class_type());
   }
-  virtual TypeHandle get_type(void) const {
+  virtual TypeHandle get_type() const {
     return get_class_type();
   }
   virtual TypeHandle force_init_type() {init_type(); return get_class_type();}