diff --git a/mk/make.inc b/mk/make.inc
new file mode 100644
index 0000000000..006f1eefb4
--- /dev/null
+++ b/mk/make.inc
@@ -0,0 +1,2 @@
+# libraries linked into every program
+LIBRARIES += AP_Module
diff --git a/mk/sketch_sources.mk b/mk/sketch_sources.mk
index adceebf225..6d0a163399 100644
--- a/mk/sketch_sources.mk
+++ b/mk/sketch_sources.mk
@@ -9,6 +9,11 @@ ifeq (,$(MAKE_INC))
 $(error You must have a make.inc file to list library dependencies)
 endif
 
+GLOBAL_MAKE_INC=$(wildcard $(SKETCHBOOK)/mk/make.inc)
+ifeq (,$(GLOBAL_MAKE_INC))
+$(error You must have a make.inc in mk/ directory)
+endif
+
 # Sketch source files
 SKETCHSRCS     := $(wildcard $(addprefix $(SRCROOT)/,$(SRCSUFFIXES)))
 SKETCHCPP      := $(SRCROOT)/$(SKETCH).cpp
@@ -19,6 +24,7 @@ SKETCHOBJS := $(addsuffix .o,$(basename $(SKETCHOBJS)))
 
 # get list of libraries from make.inc
 include $(MAKE_INC)
+include $(GLOBAL_MAKE_INC)
 LIBTOKENS := $(LIBRARIES)