diff --git a/Cantera/python/examples/reactors/reactor2_sim/Makefile.in b/Cantera/python/examples/reactors/reactor2_sim/Makefile.in
index 99adabf09..9858975ec 100644
--- a/Cantera/python/examples/reactors/reactor2_sim/Makefile.in
+++ b/Cantera/python/examples/reactors/reactor2_sim/Makefile.in
@@ -21,6 +21,7 @@ install:
 	@INSTALL@ -c   runtest $(INST_DIR)
 	@INSTALL@ -c   cleanup $(INST_DIR)
 	@INSTALL@ -c -m ug+rw,o+r output_blessed_0.txt    $(INST_DIR)
+	@INSTALL@ -c -m ug+rw,o+r  piston_blessed_0.csv   $(INST_DIR)
 
 clean:
 	./cleanup