diff --git a/app/Makefile b/app/Makefile
index 8275a264..64c92a5e 100644
--- a/app/Makefile
+++ b/app/Makefile
@@ -39,7 +39,8 @@ SUBDIRS= 					\
 	spiffs 					\
 	cjson 					\
 	crypto 					\
-	dhtlib
+	dhtlib					\
+	tsl2561
 
 endif # } PDIR
 
@@ -90,7 +91,9 @@ COMPONENTS_eagle.app.v6 = 			\
 	cjson/libcjson.a 			\
 	crypto/libcrypto.a 			\
 	dhtlib/libdhtlib.a 			\
-	modules/libmodules.a
+	tsl2561/tsl2561lib.a		\
+	modules/libmodules.a		
+	
 
 LINKFLAGS_eagle.app.v6 = 			\
 	-L../lib 				\
diff --git a/app/modules/modules.h b/app/modules/modules.h
index db5a8b8b..b4bc09ed 100644
--- a/app/modules/modules.h
+++ b/app/modules/modules.h
@@ -257,5 +257,5 @@
         ROM_MODULES_RTCFIFO \
         ROM_MODULES_SNTP    \
         ROM_MODULES_BMP085  \
-		ROM_MODULES_TSL2561 \
+		ROM_MODULES_TSL2561
 #endif
diff --git a/app/tsl2561/Makefile b/app/tsl2561/Makefile
new file mode 100644
index 00000000..34d6e7dc
--- /dev/null
+++ b/app/tsl2561/Makefile
@@ -0,0 +1,49 @@
+
+#############################################################
+# Required variables for each makefile
+# Discard this section from all parent makefiles
+# Expected variables (with automatic defaults):
+#   CSRCS (all "C" files in the dir)
+#   SUBDIRS (all subdirs with a Makefile)
+#   GEN_LIBS - list of libs to be generated ()
+#   GEN_IMAGES - list of images to be generated ()
+#   COMPONENTS_xxx - a list of libs/objs in the form
+#     subdir/lib to be extracted and rolled up into
+#     a generated lib/image xxx.a ()
+#
+ifndef PDIR
+GEN_LIBS = tsl2561lib.a
+endif
+
+
+#############################################################
+# Configuration i.e. compile options etc.
+# Target specific stuff (defines etc.) goes in here!
+# Generally values applying to a tree are captured in the
+#   makefile at its root level - these are then overridden
+#   for a subtree within the makefile rooted therein
+#
+#DEFINES += 
+
+#############################################################
+# Recursion Magic - Don't touch this!!
+#
+# Each subtree potentially has an include directory
+#   corresponding to the common APIs applicable to modules
+#   rooted at that subtree. Accordingly, the INCLUDE PATH
+#   of a module can only contain the include directories up
+#   its parent path, and not its siblings
+#
+# Required for each makefile to inherit from the parent
+#
+
+INCLUDES := $(INCLUDES) -I $(PDIR)include
+INCLUDES += -I ./
+INCLUDES += -I ./include
+INCLUDES += -I ../include
+INCLUDES += -I ../../include
+INCLUDES += -I ../libc
+INCLUDES += -I ../platform
+PDIR := ../$(PDIR)
+sinclude $(PDIR)Makefile
+