diff --git a/cabal.project b/cabal.project
index b454dd7d6e..e411f88ec4 100644
--- a/cabal.project
+++ b/cabal.project
@@ -13,8 +13,8 @@ repository cardano-haskell-packages
 -- See CONTRIBUTING for information about these, including some Nix commands
 -- you need to run if you change them
 index-state:
-  , hackage.haskell.org 2024-06-13T08:49:27Z
-  , cardano-haskell-packages 2024-06-19T09:05:06Z
+  , hackage.haskell.org 2024-06-23T23:01:13Z
+  , cardano-haskell-packages 2024-07-02T13:27:37Z
 
 packages:
     cardano-api
diff --git a/cardano-api/cardano-api.cabal b/cardano-api/cardano-api.cabal
index 275718a708..56ac50557b 100644
--- a/cardano-api/cardano-api.cabal
+++ b/cardano-api/cardano-api.cabal
@@ -163,14 +163,14 @@ library internal
                       , cardano-crypto-class ^>= 2.1.2
                       , cardano-crypto-wrapper ^>= 1.5
                       , cardano-data >= 1.0
-                      , cardano-ledger-alonzo >= 1.8.1
+                      , cardano-ledger-alonzo >= 1.10
                       , cardano-ledger-allegra >= 1.5
                       , cardano-ledger-api ^>= 1.9.2
-                      , cardano-ledger-babbage >= 1.8.1
+                      , cardano-ledger-babbage >= 1.8.2
                       , cardano-ledger-binary ^>= 1.3.3
                       , cardano-ledger-byron >= 1.0.1
-                      , cardano-ledger-conway >= 1.15
-                      , cardano-ledger-core:{cardano-ledger-core, testlib} >= 1.8
+                      , cardano-ledger-conway >= 1.16
+                      , cardano-ledger-core:{cardano-ledger-core, testlib} >= 1.13.2
                       , cardano-ledger-mary >= 1.6.1
                       , cardano-ledger-shelley >= 1.12
                       , cardano-protocol-tpraos >= 1.2
@@ -194,8 +194,8 @@ library internal
                       , mtl
                       , network
                       , optparse-applicative-fork
-                      , ouroboros-consensus ^>= 0.19
-                      , ouroboros-consensus-cardano ^>= 0.17
+                      , ouroboros-consensus ^>= 0.20
+                      , ouroboros-consensus-cardano ^>= 0.18
                       , ouroboros-consensus-diffusion ^>= 0.17
                       , ouroboros-consensus-protocol ^>= 0.9.0.1
                       , ouroboros-network
diff --git a/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputNegative.txt b/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputNegative.txt
index 69bff6d983..fd1bf22a5b 100644
--- a/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputNegative.txt
+++ b/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputNegative.txt
@@ -1 +1 @@
-Negative quantity (1) in transaction output: TxOutInAnyEra AllegraEra (TxOut (AddressInEra (ShelleyAddressInEra ShelleyBasedEraAllegra) (ShelleyAddress Mainnet (KeyHashObj (KeyHash "250ca83514191f9ceaccee2eb3276d5ad964e17cc31a067691e04ca8")) StakeRefNull)) (TxOutValueShelleyBased ShelleyBasedEraAllegra (Coin 1)) TxOutDatumNone ReferenceScriptNone)
\ No newline at end of file
+Negative quantity (1) in transaction output: TxOutInAnyEra AllegraEra (TxOut (AddressInEra (ShelleyAddressInEra ShelleyBasedEraAllegra) (ShelleyAddress Mainnet (KeyHashObj (KeyHash {unKeyHash = "250ca83514191f9ceaccee2eb3276d5ad964e17cc31a067691e04ca8"})) StakeRefNull)) (TxOutValueShelleyBased ShelleyBasedEraAllegra (Coin 1)) TxOutDatumNone ReferenceScriptNone)
\ No newline at end of file
diff --git a/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputOverflow.txt b/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputOverflow.txt
index 29eca45e72..175194f447 100644
--- a/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputOverflow.txt
+++ b/cardano-api/test/cardano-api-golden/files/golden/errors/Cardano.Api.Tx.Body.TxBodyError/TxBodyOutputOverflow.txt
@@ -1 +1 @@
-Quantity too large (1 >= 2^64) in transaction output: TxOutInAnyEra AllegraEra (TxOut (AddressInEra (ShelleyAddressInEra ShelleyBasedEraAllegra) (ShelleyAddress Mainnet (KeyHashObj (KeyHash "250ca83514191f9ceaccee2eb3276d5ad964e17cc31a067691e04ca8")) StakeRefNull)) (TxOutValueShelleyBased ShelleyBasedEraAllegra (Coin 1)) TxOutDatumNone ReferenceScriptNone)
\ No newline at end of file
+Quantity too large (1 >= 2^64) in transaction output: TxOutInAnyEra AllegraEra (TxOut (AddressInEra (ShelleyAddressInEra ShelleyBasedEraAllegra) (ShelleyAddress Mainnet (KeyHashObj (KeyHash {unKeyHash = "250ca83514191f9ceaccee2eb3276d5ad964e17cc31a067691e04ca8"})) StakeRefNull)) (TxOutValueShelleyBased ShelleyBasedEraAllegra (Coin 1)) TxOutDatumNone ReferenceScriptNone)
\ No newline at end of file
diff --git a/flake.lock b/flake.lock
index 0a2ab42d6a..2282b356a7 100644
--- a/flake.lock
+++ b/flake.lock
@@ -3,11 +3,11 @@
     "CHaP": {
       "flake": false,
       "locked": {
-        "lastModified": 1718790880,
-        "narHash": "sha256-8lIMAxIBYRVs4uQXVnmWT3N5SND5zE2s1t9/chn7DX8=",
+        "lastModified": 1719936624,
+        "narHash": "sha256-3v8X9qISCg6+ERjflj9SGMs2kDCP30knnQnOGnbp1r4=",
         "owner": "intersectmbo",
         "repo": "cardano-haskell-packages",
-        "rev": "5ba8c1a3835b87954354757f2aa6611174067165",
+        "rev": "0040c66c26f396fd72ed837eb8ad61bdbe711018",
         "type": "github"
       },
       "original": {
@@ -242,11 +242,11 @@
     "hackage": {
       "flake": false,
       "locked": {
-        "lastModified": 1718757495,
-        "narHash": "sha256-xviuxucDjsQ2HbqzfwVyB4ZmDIyzOnf2oDbVtwBHIco=",
+        "lastModified": 1719794527,
+        "narHash": "sha256-qHo/KumtwAzPkfLWODu/6EFY/LeK+C7iPJyAUdT8tGA=",
         "owner": "input-output-hk",
         "repo": "hackage.nix",
-        "rev": "0bb764772a383a926e3f945397a0e59ab3c64d6d",
+        "rev": "da2a3bc9bd1b3dd41bb147279529c471c615fd3e",
         "type": "github"
       },
       "original": {