diff --git a/.gitmodules b/.gitmodules
index bfab7ac..c8dfb1d 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -16,3 +16,6 @@
 [submodule "iot/libraries/SdFat"]
 	path = iot/libraries/SdFat
 	url = https://github.com/greiman/SdFat.git
+[submodule "iot/libraries/TinyGPS"]
+	path = iot/libraries/TinyGPS
+	url = https://github.com/mikalhart/TinyGPS.git
diff --git a/iot/libraries/TinyGPS b/iot/libraries/TinyGPS
new file mode 160000
index 0000000..db4ef9c
--- /dev/null
+++ b/iot/libraries/TinyGPS
@@ -0,0 +1 @@
+Subproject commit db4ef9c97af767e7345f5ccb277ac3bd1a2eb81f