diff --git a/wsjtx.pro b/wsjtx.pro
index 353bd4aea..3d16edf02 100644
--- a/wsjtx.pro
+++ b/wsjtx.pro
@@ -67,8 +67,7 @@ SOURCES += \
   echoplot.cpp echograph.cpp fastgraph.cpp fastplot.cpp Modes.cpp \
   WSPRBandHopping.cpp MessageAggregator.cpp SampleDownloader.cpp qt_helpers.cpp\
   MultiSettings.cpp PhaseEqualizationDialog.cpp IARURegions.cpp MessageBox.cpp \
-  EqualizationToolsDialog.cpp \
-    colorhighlighting.cpp
+  EqualizationToolsDialog.cpp CallsignValidator.cpp colorhighlighting.cpp
 
 HEADERS  += qt_helpers.hpp \
   pimpl_h.hpp pimpl_impl.hpp \
@@ -84,8 +83,7 @@ HEADERS  += qt_helpers.hpp \
   logbook/logbook.h logbook/countrydat.h logbook/countriesworked.h logbook/adif.h \
   messageaveraging.h echoplot.h echograph.h fastgraph.h fastplot.h Modes.hpp WSPRBandHopping.hpp \
   WsprTxScheduler.h SampleDownloader.hpp MultiSettings.hpp PhaseEqualizationDialog.hpp \
-  IARURegions.hpp MessageBox.hpp EqualizationToolsDialog.hpp \
-    colorhighlighting.h
+  IARURegions.hpp MessageBox.hpp EqualizationToolsDialog.hpp CallsignValidator.hpp colorhighlighting.h
 
 
 INCLUDEPATH += qmake_only