diff --git a/Makefile_f2c.am b/Makefile_f2c.am
index 6456513..971c63f 100644
--- a/Makefile_f2c.am
+++ b/Makefile_f2c.am
@@ -5,7 +5,10 @@ ACLOCAL_AMFLAGS = -I m4
 lib_LTLIBRARIES = libsme.la
 libsme_la_SOURCES = \
 	src/sme/platform.h \
+	src/sme/sme_synth_faster.h\
 	src/sme/sme_synth_faster.cpp \
+	src/sme/sme_python_bridge.h \
+	src/sme/sme_python_bridge.cpp \
 	src/eos/eos.c \
 	src/eos/eos_eqns.c \
 	src/eos/eos_math_special.c \
diff --git a/Makefile_mac.am b/Makefile_mac.am
index c7cf472..95a9652 100644
--- a/Makefile_mac.am
+++ b/Makefile_mac.am
@@ -5,7 +5,10 @@ ACLOCAL_AMFLAGS = -I m4
 lib_LTLIBRARIES = libsme.la
 libsme_la_SOURCES = \
 	src/sme/platform.h \
+	src/sme/sme_synth_faster.h \
 	src/sme/sme_synth_faster.cpp \
+	src/sme/sme_python_bridge.h \
+	src/sme/sme_python_bridge.cpp \
 	src/eos/eos.c \
 	src/eos/eos_eqns.c \
 	src/eos/eos_math_special.c \