diff --git a/.gitmodules b/.gitmodules
index 9db46a41..76b30afe 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -73,3 +73,6 @@
 [submodule "modules/motorNPoint"]
 	path = modules/motorNPoint
 	url = https://github.com/epics-motor/motorNPoint.git
+[submodule "modules/motorPI"]
+	path = modules/motorPI
+	url = https://github.com/epics-motor/motorPI.git
diff --git a/modules/Makefile b/modules/Makefile
index c1bc5e5f..ac4a5b2f 100644
--- a/modules/Makefile
+++ b/modules/Makefile
@@ -27,7 +27,7 @@ SUBMODULES += motorOmsAsyn
 SUBMODULES += motorOriel
 SUBMODULES += motorPhytron
 SUBMODULES += motorPiJena
-SUBMODULES += motorPi
+SUBMODULES += motorPI
 ifdef LUA
 SUBMODULES += motorScriptMotor
 endif
diff --git a/modules/motorPI b/modules/motorPI
new file mode 160000
index 00000000..b3e92dc4
--- /dev/null
+++ b/modules/motorPI
@@ -0,0 +1 @@
+Subproject commit b3e92dc45a1343b808d25942fd2e70c59feeae54