diff --git a/configure.ac b/configure.ac
index c3436b96b..5f3a8a75c 100644
--- a/configure.ac
+++ b/configure.ac
@@ -62,6 +62,7 @@ AC_OUTPUT(Makefile examples/Makefile                                       \
 		   ext/tpx/Makefile                                        \
 		   ext/math/Makefile                                       \
 		   ext/cvode/Makefile                                      \
+		   ext/lapack/Makefile                                     \
 		   Cantera/Makefile                                        \
                    Cantera/user/Makefile                                   \
                    Cantera/src/Makefile                                    \
diff --git a/ext/Makefile.am b/ext/Makefile.am
index f6374a334..20d006bb4 100644
--- a/ext/Makefile.am
+++ b/ext/Makefile.am
@@ -1,2 +1,2 @@
-SUBDIRS                 = tpx math cvode
+SUBDIRS                 = tpx math cvode lapack