diff --git a/core/configuration-store.lib b/core/configuration-store.lib
new file mode 100644
index 0000000000..8976289f1d
--- /dev/null
+++ b/core/configuration-store.lib
@@ -0,0 +1 @@
+https://github.com/ARMmbed/configuration-store/#f0a4c07cce8c84513f528e5939c5a1469385d2a8
\ No newline at end of file
diff --git a/core/flash-abstraction.lib b/core/flash-abstraction.lib
new file mode 100644
index 0000000000..0aaf5d39fe
--- /dev/null
+++ b/core/flash-abstraction.lib
@@ -0,0 +1 @@
+https://github.com/simonqhughes/flash-abstraction/#e525215b68f39c0a7016e26364b295880a2595d6
\ No newline at end of file