Index: trunk/BNC/src/src.pri
===================================================================
--- trunk/BNC/src/src.pri	(revision 10899)
+++ trunk/BNC/src/src.pri	(revision 10900)
@@ -12,4 +12,6 @@
 unix:QMAKE_CFLAGS_RELEASE   -= -O2
 unix:QMAKE_CXXFLAGS_RELEASE -= -O2
+
+win32:QMAKE_CXXFLAGS += /std:c++17
 
 debug:OBJECTS_DIR=.obj/debug
@@ -135,9 +137,9 @@
              PPP/pppStation.h   PPP/pppFilter.h    PPP/pppParlist.h   \
              PPP/pppSatObs.h    PPP/pppRefSat.h    PPP/lambda.h       \
-			 PPP/ambres.h       
+			 PPP/ambres.h
   SOURCES += PPP/pppClient.cpp  PPP/pppObsPool.cpp PPP/pppEphPool.cpp \
              PPP/pppStation.cpp PPP/pppFilter.cpp  PPP/pppParlist.cpp \
              PPP/pppSatObs.cpp                     PPP/lambda.cpp     \
-			 PPP/ambres.cpp 
+			 PPP/ambres.cpp
 }