diff --git a/src/REPLICA/fix_event_prd.cpp b/src/REPLICA/fix_event_prd.cpp
index af93c49b9b..ad606d9ab0 100644
--- a/src/REPLICA/fix_event_prd.cpp
+++ b/src/REPLICA/fix_event_prd.cpp
@@ -43,12 +43,6 @@ FixEventPRD::FixEventPRD(LAMMPS *lmp, int narg, char **arg) :
   clock = 0;
 }
 
-/* ---------------------------------------------------------------------- */
-
-FixEventPRD::~FixEventPRD()
-{
-}
-
 /* ----------------------------------------------------------------------
    save current atom coords as an event (via call to base class)
    called when an event occurs in some replica
diff --git a/src/REPLICA/fix_event_prd.h b/src/REPLICA/fix_event_prd.h
index 2c3a339bf6..fa97ead781 100644
--- a/src/REPLICA/fix_event_prd.h
+++ b/src/REPLICA/fix_event_prd.h
@@ -34,7 +34,7 @@ class FixEventPRD : public FixEvent {
   int ncoincident;       // # of simultaneous events on different replicas
 
   FixEventPRD(class LAMMPS *, int, char **);
-  ~FixEventPRD();
+  ~FixEventPRD() {}
 
   void write_restart(FILE *);
   void restart(char *);
diff --git a/src/REPLICA/fix_event_tad.cpp b/src/REPLICA/fix_event_tad.cpp
index adc95c0cb2..5f0dcd069e 100644
--- a/src/REPLICA/fix_event_tad.cpp
+++ b/src/REPLICA/fix_event_tad.cpp
@@ -44,12 +44,6 @@ FixEventTAD::FixEventTAD(LAMMPS *lmp, int narg, char **arg) :
   ebarrier = 0.0;
 }
 
-/* ---------------------------------------------------------------------- */
-
-FixEventTAD::~FixEventTAD()
-{
-}
-
 /* ----------------------------------------------------------------------
    save current atom coords as an event (via call to base class)
    called when an event occurs in some replica
diff --git a/src/REPLICA/fix_event_tad.h b/src/REPLICA/fix_event_tad.h
index 3939290ae1..5bf937e221 100644
--- a/src/REPLICA/fix_event_tad.h
+++ b/src/REPLICA/fix_event_tad.h
@@ -32,7 +32,7 @@ class FixEventTAD : public FixEvent {
   double ebarrier;       // energy barrier for this event
 
   FixEventTAD(class LAMMPS *, int, char **);
-  ~FixEventTAD();
+  ~FixEventTAD() {}
 
   void write_restart(FILE *);
   void restart(char *);