diff --git a/Cantera/src/Makefile.in b/Cantera/src/Makefile.in
index 52d8b004e..9bbc75f73 100755
--- a/Cantera/src/Makefile.in
+++ b/Cantera/src/Makefile.in
@@ -103,6 +103,10 @@ misc.o: misc.cpp
 	echo '#define CANTERA_ROOT "@prefix@/cantera"' > ctdir.h
 	@CXX@ -c misc.cpp $(CXX_FLAGS) 
 
+ct2ctml.o: ct2ctml.cpp
+	echo '#define PYTHON_EXE "@PYTHON_CMD@"' > pypath.h
+	@CXX@ -c ct2ctml.cpp $(CXX_FLAGS) 
+
 .f.o:
 	@F77@ -c $< $(F77_FLAGS) 
 
diff --git a/Cantera/src/ct2ctml.cpp b/Cantera/src/ct2ctml.cpp
index 958afb327..d8fcc2774 100644
--- a/Cantera/src/ct2ctml.cpp
+++ b/Cantera/src/ct2ctml.cpp
@@ -14,7 +14,7 @@
 #include <string>
 #include <stdlib.h>
 #include "ctml.h"
-#include "../../include/pypath.h"
+#include "pypath.h"
 
 using namespace Cantera;