diff --git a/src/Makefile.am b/src/Makefile.am
index a94061d..d7872a6 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -4,3 +4,19 @@
 libgpioplus_la_SOURCES =
 libgpioplus_la_LIBADD = $(COMMON_LIBS)
 
+nobase_include_HEADERS += gpioplus/chip.hpp
+libgpioplus_la_SOURCES += gpioplus/chip.cpp
+
+nobase_include_HEADERS += gpioplus/event.hpp
+libgpioplus_la_SOURCES += gpioplus/event.cpp
+
+nobase_include_HEADERS += gpioplus/handle.hpp
+libgpioplus_la_SOURCES += gpioplus/handle.cpp
+
+nobase_include_HEADERS += gpioplus/internal/fd.hpp
+libgpioplus_la_SOURCES += gpioplus/internal/fd.cpp
+
+nobase_include_HEADERS += gpioplus/internal/sys.hpp
+libgpioplus_la_SOURCES += gpioplus/internal/sys.cpp
+
+nobase_include_HEADERS += gpioplus/test/sys.hpp