diff --git a/.gitmodules b/.gitmodules
index 0094596..001b975 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -55,3 +55,6 @@
 [submodule "Primes"]
 	path = Primes
 	url = http://git.blubbfish.net/BlubbFish/Primes.git
+[submodule "PowerSwitcher"]
+	path = PowerSwitcher
+	url = http://git.blubbfish.net/BlubbFish/PowerSwitcher.git
diff --git a/PowerSwitcher b/PowerSwitcher
new file mode 160000
index 0000000..b11a7a6
--- /dev/null
+++ b/PowerSwitcher
@@ -0,0 +1 @@
+Subproject commit b11a7a6973e72d8c575cb6f95da9a0cd24c9928a