diff --git a/.gitmodules b/.gitmodules
index dae431d4..33007ce2 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -10,3 +10,6 @@
 [submodule "tmtc"]
 	path = tmtc
 	url = https://egit.irs.uni-stuttgart.de/eive/eive_tmtc.git
+[submodule "thirdparty/lwgps"]
+	path = thirdparty/lwgps
+	url = https://github.com/rmspacefish/lwgps.git
diff --git a/thirdparty/lwgps b/thirdparty/lwgps
new file mode 160000
index 00000000..adce7a20
--- /dev/null
+++ b/thirdparty/lwgps
@@ -0,0 +1 @@
+Subproject commit adce7a203268ca809fa61e6e286e62ff25edeb34