diff --git a/.gitmodules b/.gitmodules
index 2c423dafc..1ab2f3be3 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -70,3 +70,6 @@
 [submodule "software/cflush"]
 	path = software/cflush
 	url = https://github.com/sifive/example-cflush.git
+[submodule "software/plic-interrupts"]
+	path = software/plic-interrupts
+	url = https://github.com/sifive/example-plic-interrupts.git
diff --git a/freedom-metal b/freedom-metal
index 95030d523..e707b8b21 160000
--- a/freedom-metal
+++ b/freedom-metal
@@ -1 +1 @@
-Subproject commit 95030d523f039352dc06bff41cade72d7bfb8486
+Subproject commit e707b8b2100c5b435a6320d373673498d0fc4d51
diff --git a/software/plic-interrupts b/software/plic-interrupts
new file mode 160000
index 000000000..52d27193c
--- /dev/null
+++ b/software/plic-interrupts
@@ -0,0 +1 @@
+Subproject commit 52d27193c46425880d7fc896e9d68ae41137324d