diff --git a/rtengine/CA_correct_RT.cc b/rtengine/CA_correct_RT.cc
index 5cd3ab997..364698ace 100644
--- a/rtengine/CA_correct_RT.cc
+++ b/rtengine/CA_correct_RT.cc
@@ -26,8 +26,6 @@
 #include "rtengine.h"
 #include "rawimagesource.h"
 #include "rt_math.h"
-#define BENCHMARK
-#include "StopWatch.h"
 
 namespace {
 
@@ -123,8 +121,7 @@ using namespace rtengine;
 
 void RawImageSource::CA_correct_RT(const double cared, const double cablue, const double caautostrength)
 {
-BENCHFUN
-// multithreaded by Ingo Weyrich
+// multithreaded and partly vectorized by Ingo Weyrich
     constexpr int ts = 128;
     constexpr int tsh = ts / 2;
     //shifts to location of vertical and diagonal neighbors
diff --git a/rtgui/rawcacorrection.cc b/rtgui/rawcacorrection.cc
index 5c7f66677..78d37054f 100644
--- a/rtgui/rawcacorrection.cc
+++ b/rtgui/rawcacorrection.cc
@@ -39,7 +39,7 @@ RAWCACorr::RAWCACorr () : FoldableToolPanel(this, "rawcacorrection", M("TP_CHROM
         caStrength->delay = options.adjusterMaxDelay;
     }
 
-    caStrength->show();
+//    caStrength->show();
     caRed = Gtk::manage(new Adjuster (M("TP_RAWCACORR_CARED"), -4.0, 4.0, 0.1, 0, icaredL, icaredR));
     caRed->setAdjusterListener (this);
 
@@ -58,7 +58,7 @@ RAWCACorr::RAWCACorr () : FoldableToolPanel(this, "rawcacorrection", M("TP_CHROM
     caBlue->show();
 
     pack_start( *caAutocorrect, Gtk::PACK_SHRINK, 4);
-    pack_start( *caStrength, Gtk::PACK_SHRINK, 4);
+//    pack_start( *caStrength, Gtk::PACK_SHRINK, 4);
     pack_start( *caRed, Gtk::PACK_SHRINK, 4);
     pack_start( *caBlue, Gtk::PACK_SHRINK, 4);