diff --git a/.gitmodules b/.gitmodules
index b2a63fe712..00aaf4f5c5 100644
--- a/.gitmodules
+++ b/.gitmodules
@@ -522,3 +522,7 @@
 	path = libs/qvm
 	url = ../qvm.git
 	fetchRecurseSubmodules = on-demand
+[submodule "fiber"]
+	path = libs/fiber
+	url = ../fiber.git
+	fetchRecurseSubmodules = on-demand
diff --git a/libs/fiber b/libs/fiber
new file mode 160000
index 0000000000..03c6ea85a2
--- /dev/null
+++ b/libs/fiber
@@ -0,0 +1 @@
+Subproject commit 03c6ea85a2d2b597d0f5c451c7dbb892a76b547e