diff --git a/rtengine/iplab2rgb.cc b/rtengine/iplab2rgb.cc
index b3da9cb49..f751ecb46 100644
--- a/rtengine/iplab2rgb.cc
+++ b/rtengine/iplab2rgb.cc
@@ -376,7 +376,6 @@ void ImProcFunctions::workingtrc(const Imagefloat* src, Imagefloat* dst, int cw,
     if (transform) {
         hTransform = transform;
     } else {
-printf("OK work\n");
         double pwr = 1.0 / gampos;
         double ts = slpos;
         int five = mul;