diff --git a/Cantera/python/examples/equilibrium/adiabatic_flame/.cvsignore b/Cantera/python/examples/equilibrium/adiabatic_flame/.cvsignore
index a8620af0b..878f4325b 100644
--- a/Cantera/python/examples/equilibrium/adiabatic_flame/.cvsignore
+++ b/Cantera/python/examples/equilibrium/adiabatic_flame/.cvsignore
@@ -1,5 +1,4 @@
 Makefile
-runtest
 adiabatic.csv
 ct2ctml.log
 diff_csv.txt
diff --git a/Cantera/python/examples/equilibrium/adiabatic_flame/runtest.in b/Cantera/python/examples/equilibrium/adiabatic_flame/runtest
similarity index 98%
rename from Cantera/python/examples/equilibrium/adiabatic_flame/runtest.in
rename to Cantera/python/examples/equilibrium/adiabatic_flame/runtest
index 67b8100db..cbfce547c 100755
--- a/Cantera/python/examples/equilibrium/adiabatic_flame/runtest.in
+++ b/Cantera/python/examples/equilibrium/adiabatic_flame/runtest
@@ -5,7 +5,6 @@ temp_success="1"
 /bin/rm  -f output_0.txt  flamespeed.csv  diff_csv.txt diff_out_0.txt
 
 ##########################################################################
-PYTHON_CMD=@PYTHON_CMD@
 prog=adiabatic.py
 if test ! -f $prog ; then
    echo $prog ' does not exist'