diff --git a/foundry.toml b/foundry.toml
index d3d0bd20..4529d0bb 100644
--- a/foundry.toml
+++ b/foundry.toml
@@ -9,7 +9,7 @@ multiline_func_header = 'params_first'
 sort_imports = true
 
 [profile.default]
-solc_version = '0.8.19'
+solc_version = '0.8.23'
 src = 'solidity'
 test = 'solidity/test'
 out = 'out'
diff --git a/solidity/contracts/Greeter.sol b/solidity/contracts/Greeter.sol
index 3c517ae1..d2a8137c 100644
--- a/solidity/contracts/Greeter.sol
+++ b/solidity/contracts/Greeter.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {IGreeter} from 'interfaces/IGreeter.sol';
 import {IERC20} from 'isolmate/interfaces/tokens/IERC20.sol';
diff --git a/solidity/interfaces/IGreeter.sol b/solidity/interfaces/IGreeter.sol
index 10877023..50565cc3 100644
--- a/solidity/interfaces/IGreeter.sol
+++ b/solidity/interfaces/IGreeter.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {IERC20} from 'isolmate/interfaces/tokens/IERC20.sol';
 
diff --git a/solidity/scripts/Deploy.sol b/solidity/scripts/Deploy.sol
index 629ac029..e4e7390f 100644
--- a/solidity/scripts/Deploy.sol
+++ b/solidity/scripts/Deploy.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {Greeter} from 'contracts/Greeter.sol';
 import {Script} from 'forge-std/Script.sol';
diff --git a/solidity/test/integration/Greeter.t.sol b/solidity/test/integration/Greeter.t.sol
index 674b07d1..6793c8aa 100644
--- a/solidity/test/integration/Greeter.t.sol
+++ b/solidity/test/integration/Greeter.t.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {IntegrationBase} from 'test/integration/IntegrationBase.sol';
 
diff --git a/solidity/test/integration/IntegrationBase.sol b/solidity/test/integration/IntegrationBase.sol
index 656d1e0b..e5c26e87 100644
--- a/solidity/test/integration/IntegrationBase.sol
+++ b/solidity/test/integration/IntegrationBase.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {Greeter, IGreeter} from 'contracts/Greeter.sol';
 import {Test} from 'forge-std/Test.sol';
diff --git a/solidity/test/unit/Greeter.t.sol b/solidity/test/unit/Greeter.t.sol
index c2f51b29..7714bf4d 100644
--- a/solidity/test/unit/Greeter.t.sol
+++ b/solidity/test/unit/Greeter.t.sol
@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity =0.8.19;
+pragma solidity =0.8.23;
 
 import {Greeter, IGreeter} from 'contracts/Greeter.sol';
 import {Test} from 'forge-std/Test.sol';