diff --git a/Makefile.am b/Makefile.am
index bc51aa5c..baeb5ba4 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -13,6 +13,7 @@ EXTRA_DIST=\
 	phreeqcpp/CurveObject.cpp\
 	phreeqcpp/CurveObject.h\
 	phreeqcpp/Form1.h\
+	phreeqcpp/Form1.resX\
 	phreeqcpp/ZedGraph.dll	
 
 AM_CPPFLAGS=-I$(top_srcdir)/src -I$(top_srcdir)/src/phreeqcpp