diff --git a/simulator/profiles/mod.rs b/simulator/profiles/mod.rs
index 758c5f4b2..f9dfff282 100644
--- a/simulator/profiles/mod.rs
+++ b/simulator/profiles/mod.rs
@@ -28,17 +28,19 @@ pub struct Profile {
     #[garde(skip)]
     /// Experimental MVCC feature
     pub experimental_mvcc: bool,
+    #[garde(range(min = 1))]
+    pub max_connections: usize,
     #[garde(dive)]
     pub io: IOProfile,
     #[garde(dive)]
     pub query: QueryProfile,
 }
 
-#[allow(clippy::derivable_impls)]
 impl Default for Profile {
     fn default() -> Self {
         Self {
             experimental_mvcc: false,
+            max_connections: 10,
             io: Default::default(),
             query: Default::default(),
         }
diff --git a/simulator/runner/env.rs b/simulator/runner/env.rs
index 4c31169f5..c5423f97c 100644
--- a/simulator/runner/env.rs
+++ b/simulator/runner/env.rs
@@ -192,8 +192,6 @@ impl SimulatorEnv {
         let opts = SimulatorOpts {
             seed,
             ticks: rng.random_range(cli_opts.minimum_tests..=cli_opts.maximum_tests),
-            max_connections: 1, // TODO: for now let's use one connection as we didn't implement
-            // correct transactions processing
             max_tables: rng.random_range(0..128),
             disable_select_optimizer: cli_opts.disable_select_optimizer,
             disable_insert_values_select: cli_opts.disable_insert_values_select,
@@ -280,7 +278,7 @@ impl SimulatorEnv {
             }
         };
 
-        let connections = (0..opts.max_connections)
+        let connections = (0..profile.max_connections)
             .map(|_| SimConnection::Disconnected)
             .collect::<Vec<_>>();
 
@@ -387,7 +385,6 @@ impl Display for SimConnection {
 pub(crate) struct SimulatorOpts {
     pub(crate) seed: u64,
     pub(crate) ticks: usize,
-    pub(crate) max_connections: usize,
     pub(crate) max_tables: usize,
 
     pub(crate) disable_select_optimizer: bool,