diff --git a/.github/workflows/linter.yml b/.github/workflows/linter.yml
index 0eea80c8..f41678e3 100644
--- a/.github/workflows/linter.yml
+++ b/.github/workflows/linter.yml
@@ -331,8 +331,8 @@ jobs:
         run: |
           mv $PROJECT_NAME ${{ runner.temp }}/
           sed -i "s/root/Concordium <developers@concordium.com>/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
-          sed -i "s/{version = \"8.0\", default-features = false}/{path = \"..\/..\/concordium-std\", default-features = false}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
-          sed -i "s/{version = \"5.0\", default-features = false}/{path = \"..\/..\/concordium-cis2\", default-features = false}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
+          sed -i "s/{version = \"8.1\", default-features = false}/{path = \"..\/..\/concordium-std\", default-features = false}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
+          sed -i "s/{version = \"5.1\", default-features = false}/{path = \"..\/..\/concordium-cis2\", default-features = false}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
           sed -i "s/concordium-smart-contract-testing = \"3.0\"/concordium-smart-contract-testing = {path = \"..\/..\/contract-testing\"}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
           diff ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml examples/cis2-nft/Cargo.toml
           diff ${{ runner.temp }}/$PROJECT_NAME/src/lib.rs examples/cis2-nft/src/lib.rs
@@ -379,9 +379,9 @@ jobs:
         run: |
           mv $PROJECT_NAME ${{ runner.temp }}/
           sed -i "s/root/Concordium <developers@concordium.com>/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
-          sed -i "s/version = \"8.0\", default-features = false/path = \"..\/..\/concordium-std\", version = \"8.0\", default-features = false/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
-          sed -i "s/version = \"5.0\", default-features = false/path = \"..\/..\/concordium-cis2\", version = \"5.0\", default-features = false/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
-          sed -i "s/concordium-smart-contract-testing = \"3.0\"/concordium-smart-contract-testing = {path = \"..\/..\/contract-testing\"}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
+          sed -i "s/version = \"8.1\", default-features = false/path = \"..\/..\/concordium-std\", version = \"8.1\", default-features = false/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
+          sed -i "s/version = \"5.1\", default-features = false/path = \"..\/..\/concordium-cis2\", version = \"5.1\", default-features = false/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
+          sed -i "s/concordium-smart-contract-testing = \"3.1\"/concordium-smart-contract-testing = {path = \"..\/..\/contract-testing\"}/g" ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml
           diff ${{ runner.temp }}/$PROJECT_NAME/Cargo.toml examples/credential-registry/Cargo.toml
           diff ${{ runner.temp }}/$PROJECT_NAME/src/lib.rs examples/credential-registry/src/lib.rs
           diff ${{ runner.temp }}/$PROJECT_NAME/tests/tests.rs examples/credential-registry/tests/tests.rs
diff --git a/concordium-cis2/CHANGELOG.md b/concordium-cis2/CHANGELOG.md
index 06ac096b..a3866a8f 100644
--- a/concordium-cis2/CHANGELOG.md
+++ b/concordium-cis2/CHANGELOG.md
@@ -1,6 +1,9 @@
 # Changelog
 
 ## Unreleased changes
+
+## concordium-cis2 5.1.0 (2023-10-18)
+
 - Derive `PartialEq` and `Eq` for `Cis2Event`, `BalanceOfQueryResponse`, and `OperatorOfQueryResponse`.
 
 ## concordium-cis2 5.0.0 (2023-08-21)
diff --git a/concordium-cis2/Cargo.toml b/concordium-cis2/Cargo.toml
index 2be06c7c..3d001501 100644
--- a/concordium-cis2/Cargo.toml
+++ b/concordium-cis2/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "concordium-cis2"
-version = "5.0.0"
+version = "5.1.0"
 authors = ["Concordium <developers@concordium.com>"]
 edition = "2021"
 license = "MPL-2.0"
diff --git a/concordium-rust-sdk b/concordium-rust-sdk
index 73a159cb..c2bcf2b2 160000
--- a/concordium-rust-sdk
+++ b/concordium-rust-sdk
@@ -1 +1 @@
-Subproject commit 73a159cb4bbd8c5bb81b69e453ba2ae8f5bf1197
+Subproject commit c2bcf2b2cb048b3d19072cbd1bb19e2829328e1f
diff --git a/concordium-std/CHANGELOG.md b/concordium-std/CHANGELOG.md
index 3da0d600..d5d7f40f 100644
--- a/concordium-std/CHANGELOG.md
+++ b/concordium-std/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased changes
 
+## concordium-std 8.1.0 (2023-10-18)
+
 - Set minimum Rust version to 1.66.
 - Fix bug in `StateMap::get_mut`, which allowed multiple mutable references to the state to coexist.
   - The signature has changed using `&self` to using `&mut self`.
diff --git a/concordium-std/Cargo.toml b/concordium-std/Cargo.toml
index b40020b3..c8aa53bc 100644
--- a/concordium-std/Cargo.toml
+++ b/concordium-std/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "concordium-std"
-version = "8.0.0"
+version = "8.1.0"
 authors = ["Concordium <developers@concordium.com>"]
 edition = "2021"
 rust-version = "1.66"
@@ -23,7 +23,7 @@ getrandom = { version = "0.2", features = ["custom"], optional = true }
 
 [dependencies.concordium-contracts-common]
 path = "../concordium-rust-sdk/concordium-base/smart-contracts/contracts-common/concordium-contracts-common"
-version = "8.0"
+version = "8.1"
 default-features = false
 features = ["smart-contract"]
 
diff --git a/contract-testing/CHANGELOG.md b/contract-testing/CHANGELOG.md
index 46224f0d..e0585af7 100644
--- a/contract-testing/CHANGELOG.md
+++ b/contract-testing/CHANGELOG.md
@@ -2,6 +2,8 @@
 
 ## Unreleased changes
 
+## 3.1.0
+
 - Add functionality for setting the exchange rates and block time of the chain based on queries from an external node.
   - Configured via a builder pattern, see `Chain::builder`.
 - Add methods to `Chain`:
@@ -15,8 +17,8 @@
   - `Endpoint`
 - Add methods to the `Chain` for adding external accounts and contracts and for invoking contracts on an external node.
   - See the `Chain` method `contract_invoke_external` for more details.
-- Bump minimum supported Rust version to `1.66`.
 - Add helper method `parse_return_value` to `ContractInvokeError` and `ContractInvokeSuccess`.
+- Bump minimum supported Rust version to `1.66`.
 
 ## 3.0.0
 
diff --git a/contract-testing/Cargo.toml b/contract-testing/Cargo.toml
index 1d39ca72..7c5952af 100644
--- a/contract-testing/Cargo.toml
+++ b/contract-testing/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "concordium-smart-contract-testing"
-version = "3.0.0"
+version = "3.1.0"
 edition = "2021"
 rust-version = "1.66"
 license = "MPL-2.0"
@@ -13,10 +13,10 @@ exclude = ["tests"] # Do not publish tests.
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-concordium_base = {version = "3.0", path = "../concordium-rust-sdk/concordium-base/rust-src/concordium_base"}
+concordium_base = {version = "3.1", path = "../concordium-rust-sdk/concordium-base/rust-src/concordium_base"}
 concordium-smart-contract-engine = {version = "3.0", path = "../concordium-rust-sdk/concordium-base/smart-contracts/wasm-chain-integration"}
 concordium-wasm = {version = "3.0", path = "../concordium-rust-sdk/concordium-base/smart-contracts/wasm-transform"}
-concordium-rust-sdk = {version = "3.0", path = "../concordium-rust-sdk"}
+concordium-rust-sdk = {version = "3.1", path = "../concordium-rust-sdk"}
 tokio = { version = "1.28", features = ["rt-multi-thread", "time"] }
 sha2 = "0.10"
 anyhow = "1"
diff --git a/examples/credential-registry/Cargo.toml b/examples/credential-registry/Cargo.toml
index 9a28a8c8..c290c00d 100644
--- a/examples/credential-registry/Cargo.toml
+++ b/examples/credential-registry/Cargo.toml
@@ -15,8 +15,8 @@ wee_alloc = ["concordium-std/wee_alloc"]
 crypto-primitives = ["concordium-std/crypto-primitives"]
 
 [dependencies]
-concordium-std = {path = "../../concordium-std", version = "8.0", default-features = false, features = ["concordium-quickcheck"]}
-concordium-cis2 = {path = "../../concordium-cis2", version = "5.0", default-features = false}
+concordium-std = {path = "../../concordium-std", version = "8.1", default-features = false, features = ["concordium-quickcheck"]}
+concordium-cis2 = {path = "../../concordium-cis2", version = "5.1", default-features = false}
 quickcheck = {version = "1"}
 
 [dev-dependencies]
diff --git a/templates/cis2-nft/Cargo.toml b/templates/cis2-nft/Cargo.toml
index b2475296..e5a4fa83 100644
--- a/templates/cis2-nft/Cargo.toml
+++ b/templates/cis2-nft/Cargo.toml
@@ -12,8 +12,8 @@ std = ["concordium-std/std", "concordium-cis2/std"]
 wee_alloc = ["concordium-std/wee_alloc"]
 
 [dependencies]
-concordium-std = {version = "8.0", default-features = false}
-concordium-cis2 = {version = "5.0", default-features = false}
+concordium-std = {version = "8.1", default-features = false}
+concordium-cis2 = {version = "5.1", default-features = false}
 
 [dev-dependencies]
 concordium-smart-contract-testing = "3.0"
diff --git a/templates/credential-registry/Cargo.toml b/templates/credential-registry/Cargo.toml
index eb2cf41f..f3e790ef 100644
--- a/templates/credential-registry/Cargo.toml
+++ b/templates/credential-registry/Cargo.toml
@@ -15,12 +15,12 @@ wee_alloc = ["concordium-std/wee_alloc"]
 crypto-primitives = ["concordium-std/crypto-primitives"]
 
 [dependencies]
-concordium-std = {version = "8.0", default-features = false, features = ["concordium-quickcheck"]}
-concordium-cis2 = {version = "5.0", default-features = false}
+concordium-std = {version = "8.1", default-features = false, features = ["concordium-quickcheck"]}
+concordium-cis2 = {version = "5.1", default-features = false}
 quickcheck = {version = "1"}
 
 [dev-dependencies]
-concordium-smart-contract-testing = "3.0"
+concordium-smart-contract-testing = "3.1"
 
 [lib]
 crate-type=["cdylib", "rlib"]
diff --git a/templates/default/Cargo.toml b/templates/default/Cargo.toml
index 5b5f353b..906f148f 100644
--- a/templates/default/Cargo.toml
+++ b/templates/default/Cargo.toml
@@ -14,7 +14,7 @@ std = ["concordium-std/std"]
 wee_alloc = ["concordium-std/wee_alloc"]
 
 [dependencies]
-concordium-std = {version = "8.0", default-features = false}
+concordium-std = {version = "8.1", default-features = false}
 
 [dev-dependencies]
 concordium-smart-contract-testing = "3"