diff --git a/packages/contracts-bedrock/foundry.toml b/packages/contracts-bedrock/foundry.toml
index a6ff109d2ba02..5ec3dd3f4d649 100644
--- a/packages/contracts-bedrock/foundry.toml
+++ b/packages/contracts-bedrock/foundry.toml
@@ -1,4 +1,4 @@
-[default]
+[profile.default]
 src = 'contracts'
 out = 'forge-artifacts'
 optimizer = true
@@ -19,5 +19,5 @@ build_info = true
 ffi = true
 fuzz_runs = 16
 
-[ci]
+[profile.ci]
 fuzz_runs = 512
diff --git a/packages/contracts-periphery/foundry.toml b/packages/contracts-periphery/foundry.toml
index 18ad5e4e7d9f0..1c45c01997e8e 100644
--- a/packages/contracts-periphery/foundry.toml
+++ b/packages/contracts-periphery/foundry.toml
@@ -1,4 +1,4 @@
-[default]
+[profile.default]
 # The source directory
 src = 'contracts/universal'
 # The test directory
diff --git a/packages/integration-tests-bedrock/foundry.toml b/packages/integration-tests-bedrock/foundry.toml
index b47fac2d111a2..fe98fbe9ef1ee 100644
--- a/packages/integration-tests-bedrock/foundry.toml
+++ b/packages/integration-tests-bedrock/foundry.toml
@@ -1,4 +1,4 @@
-[default]
+[profile.default]
 src = 'contracts'
 out = 'forge-artifacts'
 optimizer = true