diff --git a/.gitmodules b/.gitmodules
index b4e07f2..abe23d1 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -232,3 +232,9 @@
 [submodule "otp"]
 	path = otp
 	url = https://github.com/mt-mods/otp
+[submodule "futil"]
+	path = futil
+	url = https://github.com/fluxionary/minetest-futil
+[submodule "fmod"]
+	path = fmod
+	url = https://github.com/fluxionary/minetest-fmod
diff --git a/fmod b/fmod
new file mode 160000
index 0000000..8b1bd3e
--- /dev/null
+++ b/fmod
@@ -0,0 +1 @@
+Subproject commit 8b1bd3e5e11e23419529fb5ab88d8b58e37ad59e
diff --git a/futil b/futil
new file mode 160000
index 0000000..8d78f0b
--- /dev/null
+++ b/futil
@@ -0,0 +1 @@
+Subproject commit 8d78f0bcc1aadbb359c77c8d55978225bd836986
diff --git a/unified_inventory_plus b/unified_inventory_plus
index 63b1490..7360b46 160000
--- a/unified_inventory_plus
+++ b/unified_inventory_plus
@@ -1 +1 @@
-Subproject commit 63b14909888ab9a5799553ae674a52a161ee4539
+Subproject commit 7360b46a648391eee6e285f104affeed9e7d10fe