diff --git a/cabal.project b/cabal.project
index b983c81b56..4607793e46 100644
--- a/cabal.project
+++ b/cabal.project
@@ -82,10 +82,19 @@ source-repository-package
 
 -- Backported version of https://github.com/IntersectMBO/ouroboros-network/pull/5161
 source-repository-package
-   type: git
-   location: https://github.com/IntersectMBO/ouroboros-network
-   tag: 1385b53cefb81e79553b6b0252537455833ea9c4
-   --sha256: sha256-zZ7WsMfRs1fG16bmvI5vIh4fhQ8RGyEvYGLSWlrxpg0=
-   subdir:
-     ouroboros-network-api
-     ouroboros-network
+  type: git
+  location: https://github.com/IntersectMBO/ouroboros-network
+  tag: dfcb1f9c578ec8cd5114fea9696e7be6c9001323
+  --sha256: sha256-omXPdi/T/f3gq9rOH20zX+x3WvaxlB704g07RF/13Nk=
+  subdir:
+    ouroboros-network-api
+    ouroboros-network
+
+source-repository-package
+  type: git
+  location: https://github.com/IntersectMBO/lsm-tree
+  tag: 3c51ea5ac6400f32a7bdf17260325d4d0a360a98
+  --sha256: sha256-44SHqtAciPhoI6ysLt8RdNvlVvN91GWHMnr68vOU2gQ=
+  subdir:
+    lsm-tree
+    blockio