diff --git a/for-developers/information-and-settings/client-settings-parity-geth-ganache.md b/for-developers/information-and-settings/client-settings-parity-geth-ganache.md
index fed9eca0..43667a70 100644
--- a/for-developers/information-and-settings/client-settings-parity-geth-ganache.md
+++ b/for-developers/information-and-settings/client-settings-parity-geth-ganache.md
@@ -2,11 +2,12 @@
 
 ## Supported Clients
 
-BlockScout currently supports `Parity`, `Geth`, and `Ganache` clients. To define the node variant, it's advised to define the `ETHEREUM_JSONRPC_VARIANT` environment variable. Correct values include:
+BlockScout currently supports Parity, Geth, Nethermind, Hyperledger Besu, and Ganache clients. To define the node variant, it's advised to define the `ETHEREUM_JSONRPC_VARIANT` environment variable. Correct values include:
 
-1. `parity` \(default\)
+1. `parity` the same for Parity and Nethermind \(default\)
 2. `geth`
-3. `ganache`
+3. `besu`
+5. `ganache`
 
 {% hint style="info" %}
 BlockScout currently requires a full archive node in order to import every state change for every address on the target network.
diff --git a/for-developers/information-and-settings/docker-integration-local-use-only.md b/for-developers/information-and-settings/docker-integration-local-use-only.md
index 7df702d1..4f542c86 100644
--- a/for-developers/information-and-settings/docker-integration-local-use-only.md
+++ b/for-developers/information-and-settings/docker-integration-local-use-only.md
@@ -62,13 +62,14 @@ otherwise, application inside the container cannot read environment variables in
 
 **Available options are:**
 
-* `parity` - Parity JSON RPC \(**Default**\)
+* `parity` - Parity JSON RPC (it works fine for Nethermind client as well) \(**Default**\)
 * `geth` - Geth JSON RPC
+* `besu` - Hyperledger Besu RPC
 * `ganache` - Ganache JSON RPC
 
 | Variable | Description | Default value |
 | :--- | :--- | :--- |
-| `ETHEREUM_JSONRPC_VARIANT` | Variant of your JSON RPC service: `parity`, `geth` or `ganache` | `parity` |
+| `ETHEREUM_JSONRPC_VARIANT` | Variant of your JSON RPC service: `parity`, `geth`, `besu` or `ganache` | `parity` |
 | `ETHEREUM_JSONRPC_HTTP_URL` | HTTP JSON RPC URL Only for `geth` or `ganache` variant | See below - based on JSONRPC variant |
 | `ETHEREUM_JSONRPC_WS_URL` | WS JSON RPC url | See below - based on JSONRPC variant |
 | `ETHEREUM_JSONRPC_TRACE_URL` | Trace URL **Only for `parity` variant** | `http://localhost:8545` |
@@ -85,11 +86,13 @@ otherwise, application inside the container cannot read environment variables in
 
 * For `parity` - `http://localhost:8545`
 * For `geth` - `https://mainnet.infura.io/8lTvJTKmHPCHazkneJsY`
+* For `besu` - `http://localhost:8545`
 * For `ganache` - `http://localhost:7545`
 
 `ETHEREUM_JSONRPC_WS_URL` default values:
 
 * For `parity` - `ws://localhost:8546`
 * For `geth` - `wss://mainnet.infura.io/8lTvJTKmHPCHazkneJsY/ws`
+* For `besu` - `ws://localhost:8546`
 * For `ganache` - `ws://localhost:7545`
 
diff --git a/for-developers/information-and-settings/env-variables.md b/for-developers/information-and-settings/env-variables.md
index d18f1bc1..41607ec9 100644
--- a/for-developers/information-and-settings/env-variables.md
+++ b/for-developers/information-and-settings/env-variables.md
@@ -26,9 +26,9 @@ You will find deprecated ENV vars in [Deprecated ENV Variables](https://docs.blo
 | `SUBNETWORK` | ✅ | Environment variable for the subnetwork such as Core or Sokol Network. This will be displayed as selected in the chains list dropdown. | POA Sokol | all |  |
 | `LOGO` | ✅ | Environment variable for the header logo image location. The logo files names for different chains can be found [here](https://github.com/poanetwork/blockscout/tree/master/apps/block_scout_web/assets/static/images) | /images/blockscout\_logo.svg | all |  |
 | `LOGO_FOOTER` | ✅ | Environment variable for the footer logo image location. The logo files names for different chains can be found [here](https://github.com/poanetwork/blockscout/tree/master/apps/block_scout_web/assets/static/images) | /images/blockscout\_logo.svg |  |  |
-| `ETHEREUM_JSONRPC_VARIANT` | ✅ | Tells the application which RPC Client the node is using \(i.e. `geth`, `parity`, or `ganache`\) \([See Client Settings for more info](client-settings-parity-geth-ganache.md)\) | parity | all |  |
+| `ETHEREUM_JSONRPC_VARIANT` | ✅ | Tells the application which RPC Client the node is using \(i.e. `geth`, `parity`, `besu`, or `ganache`\) \([See Client Settings for more info](client-settings-parity-geth-ganache.md)\) | parity | all |  |
 | `ETHEREUM_JSONRPC_HTTP_URL` | ✅ | The RPC endpoint used to fetch blocks, transactions, receipts, tokens. | localhost:8545 | all |  |
-| `ETHEREUM_JSONRPC_TRACE_URL` |  | The RPC endpoint specifically for the Geth/Parity client used by trace\_block and trace\_replayTransaction. This can be used to designate a tracing node. | localhost:8545 | all |  |
+| `ETHEREUM_JSONRPC_TRACE_URL` |  | The RPC endpoint specifically for the Geth/Parity/Besu client used by trace\_block and trace\_replayTransaction. This can be used to designate a tracing node. | localhost:8545 | all |  |
 | `ETHEREUM_JSONRPC_WS_URL` | ✅ | The WebSockets RPC endpoint used to subscribe to the `newHeads` subscription alerting the indexer to fetch new blocks. | ws://localhost:8546 | all |  |
 | `ETHEREUM_JSONRPC_TRANSPORT` |  | Specifies the transport for blockscout to connect to the Ethereum Node. Available transports are `http` and `ipc`. If `ipc` is selected, also set `IPC_PATH` variable | http | v3.1.0+ |  |
 | `IPC_PATH` |  | Path to the ipc file of the running node if IPC transport is chosen | \(empty\) | v2.1.1+ |  |