diff --git a/.gitmodules b/.gitmodules
index 6338f0e66..7c5a51725 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -68,3 +68,6 @@
 [submodule "lib/arduino-lib"]
 	path = lib/arduino-lib
 	url = https://github.com/arduino/arduino-lib-mpy.git
+[submodule "lib/alif_ensemble-cmsis-dfp"]
+	path = lib/alif_ensemble-cmsis-dfp
+	url = https://github.com/alifsemi/alif_ensemble-cmsis-dfp.git
diff --git a/lib/alif_ensemble-cmsis-dfp b/lib/alif_ensemble-cmsis-dfp
new file mode 160000
index 000000000..04b3176a0
--- /dev/null
+++ b/lib/alif_ensemble-cmsis-dfp
@@ -0,0 +1 @@
+Subproject commit 04b3176a0031c945d4306db00663379e9b431e08