diff --git a/configure.in b/configure.in
index 097d541bb..49d22d149 100644
--- a/configure.in
+++ b/configure.in
@@ -569,6 +569,8 @@ tests/Makefile			\
 tests/filters/Makefile		\
 tests/polezero/Makefile		\
 tests/resistance/Makefile	\
+tests/bsim1/Makefile		\
+tests/bsim2/Makefile		\
 tests/bsim3soipd/Makefile	\
 tests/bsim3soifd/Makefile	\
 tests/bsim3soidd/Makefile	\
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 876e71c23..c6f2ca860 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -1,6 +1,6 @@
 ## Process this file with automake to produce Makefile.in
 
-SUBDIRS = resistance filters polezero bsim3soipd bsim3soifd bsim3soidd bsim4 mesa
+SUBDIRS = resistance filters polezero bsim1 bsim2 bsim3soipd bsim3soifd bsim3soidd bsim4 mesa
 
 TESTS = \
 	diffpair.cir		\