diff --git a/cabal.project b/cabal.project
index edee1335b65..5b0c8b6c709 100644
--- a/cabal.project
+++ b/cabal.project
@@ -25,29 +25,29 @@ package ouroboros-consensus-mock
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-base
-  tag: 742a789a520387c6cd30a4ca28bc4fc8588a41c7
-  --sha256: 0zqar90z7hdklxcimfxb2dmk0cq43bywa7p255hynn7ss0nxszz6
+  tag: 42c57fed487b61c13a68a1600a6675ad987822d0
+  --sha256: 0iab9bwa7my1qb3nnwml8zv4g4zxi5rrypkfmdjs558yh00ykskq
   subdir: binary
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-base
-  tag: 742a789a520387c6cd30a4ca28bc4fc8588a41c7
-  --sha256: 0zqar90z7hdklxcimfxb2dmk0cq43bywa7p255hynn7ss0nxszz6
+  tag: 42c57fed487b61c13a68a1600a6675ad987822d0
+  --sha256: 0iab9bwa7my1qb3nnwml8zv4g4zxi5rrypkfmdjs558yh00ykskq
   subdir: binary/test
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-base
-  tag: 742a789a520387c6cd30a4ca28bc4fc8588a41c7
-  --sha256: 0zqar90z7hdklxcimfxb2dmk0cq43bywa7p255hynn7ss0nxszz6
+  tag: 42c57fed487b61c13a68a1600a6675ad987822d0
+  --sha256: 0iab9bwa7my1qb3nnwml8zv4g4zxi5rrypkfmdjs558yh00ykskq
   subdir: cardano-crypto-class
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-base
-  tag: 742a789a520387c6cd30a4ca28bc4fc8588a41c7
-  --sha256: 0zqar90z7hdklxcimfxb2dmk0cq43bywa7p255hynn7ss0nxszz6
+  tag: 42c57fed487b61c13a68a1600a6675ad987822d0
+  --sha256: 0iab9bwa7my1qb3nnwml8zv4g4zxi5rrypkfmdjs558yh00ykskq
   subdir: slotting
 
 source-repository-package
@@ -59,64 +59,64 @@ source-repository-package
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger
-  tag: 90b14c056059d0082cb2641f9c77cb1b097be329
-  --sha256: 029lqlf33a3vvy933fil8qglv3hjaprankllr80h0acspqjzahk0
+  tag: 357ed656ad81fcddb401ceb656d6c2a6a177a0fa
+  --sha256: 1fw87n0cvi4asyhv8x2spqhp90a460r47vcahmdl9pvjs913syvv
   subdir: cardano-ledger
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger
-  tag: 90b14c056059d0082cb2641f9c77cb1b097be329
-  --sha256: 029lqlf33a3vvy933fil8qglv3hjaprankllr80h0acspqjzahk0
+  tag: 357ed656ad81fcddb401ceb656d6c2a6a177a0fa
+  --sha256: 1fw87n0cvi4asyhv8x2spqhp90a460r47vcahmdl9pvjs913syvv
   subdir: crypto
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger
-  tag: 90b14c056059d0082cb2641f9c77cb1b097be329
-  --sha256: 029lqlf33a3vvy933fil8qglv3hjaprankllr80h0acspqjzahk0
+  tag: 357ed656ad81fcddb401ceb656d6c2a6a177a0fa
+  --sha256: 1fw87n0cvi4asyhv8x2spqhp90a460r47vcahmdl9pvjs913syvv
   subdir: cardano-ledger/test
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger
-  tag: 90b14c056059d0082cb2641f9c77cb1b097be329
-  --sha256: 029lqlf33a3vvy933fil8qglv3hjaprankllr80h0acspqjzahk0
+  tag: 357ed656ad81fcddb401ceb656d6c2a6a177a0fa
+  --sha256: 1fw87n0cvi4asyhv8x2spqhp90a460r47vcahmdl9pvjs913syvv
   subdir: crypto/test
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger-specs
-  tag: f1d5ddb25531b2512796d34e9cfd803f7af76567
-  --sha256: 1nxqdi8vbx3mg1qdbvj7v6ngfjbgbf9i7yxc3ijac2mqb4fn5b4f
+  tag: 5c5854be017f75c703b11c1aad4b765f511ee70e
+  --sha256: 0bbwjba0jdsvc1w1dzli6yrsrh7k3jh6j9swfv767nwx9j37gmw8
   subdir: byron/chain/executable-spec
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger-specs
-  tag: f1d5ddb25531b2512796d34e9cfd803f7af76567
-  --sha256: 1nxqdi8vbx3mg1qdbvj7v6ngfjbgbf9i7yxc3ijac2mqb4fn5b4f
+  tag: 5c5854be017f75c703b11c1aad4b765f511ee70e
+  --sha256: 0bbwjba0jdsvc1w1dzli6yrsrh7k3jh6j9swfv767nwx9j37gmw8
   subdir: byron/ledger/executable-spec
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger-specs
-  tag: f1d5ddb25531b2512796d34e9cfd803f7af76567
-  --sha256: 1nxqdi8vbx3mg1qdbvj7v6ngfjbgbf9i7yxc3ijac2mqb4fn5b4f
+  tag: 5c5854be017f75c703b11c1aad4b765f511ee70e
+  --sha256: 0bbwjba0jdsvc1w1dzli6yrsrh7k3jh6j9swfv767nwx9j37gmw8
   subdir: semantics/executable-spec
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger-specs
-  tag: f1d5ddb25531b2512796d34e9cfd803f7af76567
-  --sha256: 1nxqdi8vbx3mg1qdbvj7v6ngfjbgbf9i7yxc3ijac2mqb4fn5b4f
+  tag: 5c5854be017f75c703b11c1aad4b765f511ee70e
+  --sha256: 0bbwjba0jdsvc1w1dzli6yrsrh7k3jh6j9swfv767nwx9j37gmw8
   subdir: shelley/chain-and-ledger/dependencies/non-integer
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/cardano-ledger-specs
-  tag: f1d5ddb25531b2512796d34e9cfd803f7af76567
-  --sha256: 1nxqdi8vbx3mg1qdbvj7v6ngfjbgbf9i7yxc3ijac2mqb4fn5b4f
+  tag: 5c5854be017f75c703b11c1aad4b765f511ee70e
+  --sha256: 0bbwjba0jdsvc1w1dzli6yrsrh7k3jh6j9swfv767nwx9j37gmw8
   subdir: shelley/chain-and-ledger/executable-spec
 
 source-repository-package
@@ -210,99 +210,99 @@ source-repository-package
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-network
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: io-sim
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-network-testing
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-consensus
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-consensus/ouroboros-consensus-mock
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-consensus-byron
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-consensus-shelley
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-consensus-cardano
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: typed-protocols
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: typed-protocols-examples
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: ouroboros-network-framework
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: network-mux
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: io-sim-classes
 
 source-repository-package
   type: git
   location: https://github.com/input-output-hk/ouroboros-network
-  tag: 3d89fa475bc740473e5ffe947572c19f9b91d26d
-  --sha256: 0v1mfsamjh3c93m0bqqdflg89iy6wvfq0l1ji66m4xgvrj0ilzds
+  tag: dbc48d30c5e3a46d28b7c25a15141d3518982c70
+  --sha256: 1d8959sdmpk9ijji2dqp3wdpl8pff4kbxqwnglafb347wwss7bi7
   subdir: Win32-network
 
 source-repository-package
diff --git a/cardano-node/ChangeLog.md b/cardano-node/ChangeLog.md
index 5b96322b47d..8c78f3e0187 100644
--- a/cardano-node/ChangeLog.md
+++ b/cardano-node/ChangeLog.md
@@ -1,5 +1,21 @@
 # Changelog for cardano-node
 
+## 1.10.1 -- April 2020
+
+### node changes
+- None
+
+### consensus changes
+- Improve chain DB concurrency during syncing by batching GC actions (#1932)
+
+### ledger changes
+- Exemptions for historical null update proposals on staging blockchain (#768)
+- Document Byron-era protections against network address confusion (#727, #755)
+
+### network changes
+- Windows sync performance improvements with new timeouts implementation (#1931)
+- Fix handling of negative timeouts in the IO simulator (#1939)
+
 ## 1.10.0 -- April 2020
 
 ### node changes
diff --git a/cardano-node/cardano-node.cabal b/cardano-node/cardano-node.cabal
index 92deb1fc006..dc6cbf88623 100644
--- a/cardano-node/cardano-node.cabal
+++ b/cardano-node/cardano-node.cabal
@@ -1,5 +1,5 @@
 name:                  cardano-node
-version:               1.10.0
+version:               1.10.1
 description:           The cardano full node
 author:                IOHK
 maintainer:            operations@iohk.io
diff --git a/stack.yaml b/stack.yaml
index 44a0ea906d7..c9a2b7c777a 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -54,7 +54,7 @@ extra-deps:
 
     # Cardano-ledger dependencies
   - git: https://github.com/input-output-hk/cardano-ledger
-    commit: 90b14c056059d0082cb2641f9c77cb1b097be329
+    commit: 357ed656ad81fcddb401ceb656d6c2a6a177a0fa
     subdirs:
       - cardano-ledger
       - cardano-ledger/test
@@ -62,7 +62,7 @@ extra-deps:
       - crypto/test
 
   - git: https://github.com/input-output-hk/cardano-ledger-specs
-    commit: f1d5ddb25531b2512796d34e9cfd803f7af76567
+    commit: 5c5854be017f75c703b11c1aad4b765f511ee70e
     subdirs:
       # small-steps
       - semantics/executable-spec
@@ -81,7 +81,7 @@ extra-deps:
       - test
 
   - git: https://github.com/input-output-hk/cardano-base
-    commit: 742a789a520387c6cd30a4ca28bc4fc8588a41c7
+    commit: 42c57fed487b61c13a68a1600a6675ad987822d0
     subdirs:
       - binary
       - binary/test
@@ -123,7 +123,7 @@ extra-deps:
     #Ouroboros-network dependencies
 
   - git: https://github.com/input-output-hk/ouroboros-network
-    commit: 3d89fa475bc740473e5ffe947572c19f9b91d26d
+    commit: dbc48d30c5e3a46d28b7c25a15141d3518982c70
     subdirs:
         - io-sim
         - io-sim-classes