diff --git a/cabal.project b/cabal.project
index 75bcd315f..451ec3734 100644
--- a/cabal.project
+++ b/cabal.project
@@ -51,3 +51,69 @@ write-ghc-environment-files: always
 
 constraints:
     Cabal < 3.14,
+
+source-repository-package
+  type: git
+  location: https://github.com/IntersectMBO/cardano-ledger.git
+  tag: 75c4006eba366b41831ddf11083c8368605254ae
+  --sha256: sha256-zPkntErLZaE8vfoTH9K4EhmWYEe8l5zExIEP2R0q7ZQ=
+  subdir:
+    eras/allegra/impl
+    eras/alonzo/impl
+    eras/alonzo/test-suite
+    eras/babbage/impl
+    eras/babbage/test-suite
+    eras/byron/chain/executable-spec
+    eras/byron/crypto
+    eras/byron/crypto/test
+    eras/byron/ledger/executable-spec
+    eras/byron/ledger/impl
+    eras/byron/ledger/impl/test
+    eras/conway/impl
+    eras/conway/test-suite
+    eras/mary/impl
+    eras/shelley/impl
+    eras/shelley-ma/test-suite
+    eras/shelley/test-suite
+    libs/cardano-data
+    libs/cardano-ledger-api
+    libs/cardano-ledger-binary
+    libs/cardano-ledger-core
+    libs/cardano-protocol-tpraos
+    libs/non-integral
+    libs/plutus-preprocessor
+    libs/set-algebra
+    libs/small-steps
+    libs/vector-map
+
+source-repository-package
+  type: git
+  location: https://github.com/IntersectMBO/ouroboros-network.git
+  tag: 7e8909f97d6ecc9fff320b3ac2b785aec74751c6
+  --sha256: sha256-Evv2EwaXbr2tXlxnHVr/AAV+QB7B8EWJbQR6t4IvOQ4=
+  subdir:
+    cardano-client
+    cardano-ping
+    monoidal-synchronisation
+    network-mux
+    ntp-client
+    ouroboros-network
+    ouroboros-network-api
+    ouroboros-network-framework
+    ouroboros-network-mock
+    ouroboros-network-protocols
+    ouroboros-network-testing
+    quickcheck-monoids
+
+source-repository-package
+  type: git
+  location: https://github.com/IntersectMBO/ouroboros-consensus.git
+  tag: 91ed216681757b02d24d4bc6e1bcc293dda03d7c
+  --sha256: sha256-RHRku+LQxT3H7IL4iu6LWD6GdmQXmYw3GlVgq0HuNGA=
+  subdir:
+    ouroboros-consensus
+    ouroboros-consensus-cardano
+    ouroboros-consensus-protocol
+    ouroboros-consensus-diffusion
+    sop-extras
+    strict-sop-core