diff --git a/CMakeLists.txt b/CMakeLists.txt
index e6af5d6d..e6e6a5f1 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -428,9 +428,9 @@ message(STATUS "  ")
 message(STATUS "  ${Cyan}RUN STATIC ANALYSIS  ${static_ana_summary}")
 message(STATUS "  ")
 if(FAIRMQ_DEBUG_MODE)
-  message(STATUS "  ${Cyan}DEBUG_MODE${CR}         ${BGreen}${FAIRMQ_DEBUG_MODE}${CR} (disable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=OFF${CR})")
+  message(STATUS "  ${Cyan}DEBUG MODE${CR}         ${BGreen}${FAIRMQ_DEBUG_MODE}${CR} (disable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=OFF${CR})")
 else()
-  message(STATUS "  ${Cyan}DEBUG_MODE${CR}         ${BRed}${FAIRMQ_DEBUG_MODE}${CR} (enable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=ON${CR})")
+  message(STATUS "  ${Cyan}DEBUG MODE${CR}         ${BRed}${FAIRMQ_DEBUG_MODE}${CR} (enable with ${BMagenta}-DFAIRMQ_DEBUG_MODE=ON${CR})")
 endif()
 message(STATUS "  ")
 ################################################################################
diff --git a/fairmq/devices/FairMQBenchmarkSampler.h b/fairmq/devices/FairMQBenchmarkSampler.h
index 25f9afdc..c2408e2b 100644
--- a/fairmq/devices/FairMQBenchmarkSampler.h
+++ b/fairmq/devices/FairMQBenchmarkSampler.h
@@ -13,7 +13,6 @@
 #include "FairMQDevice.h"
 #include "tools/RateLimit.h"
 
-#include <atomic>
 #include <chrono>
 #include <cstddef>   // size_t
 #include <cstdint>   // uint64_t
@@ -106,15 +105,12 @@ class FairMQBenchmarkSampler : public FairMQDevice
         LOG(info) << "Done " << fNumIterations << " iterations in " << std::chrono::duration<double, std::milli>(tEnd - tStart).count() << "ms.";
     }
 
-    virtual ~FairMQBenchmarkSampler() {}
-
   protected:
     bool fMultipart;
     bool fMemSet;
     size_t fNumParts;
     size_t fMsgSize;
     size_t fMsgAlignment;
-    std::atomic<int> fMsgCounter;
     float fMsgRate;
     uint64_t fNumIterations;
     uint64_t fMaxIterations;