diff --git a/docs/resources/check.md b/docs/resources/check.md
index 0dd2889..e5faf12 100644
--- a/docs/resources/check.md
+++ b/docs/resources/check.md
@@ -197,7 +197,7 @@ resource "checkly_check" "example_check" {
 ### Optional
 
 - `alert_channel_subscription` (Block List) An array of channel IDs and whether they're activated or not. If you don't set at least one alert subscription for your check, we won't be able to alert you in case something goes wrong with it. (see [below for nested schema](#nestedblock--alert_channel_subscription))
-- `alert_settings` (Block Set, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
+- `alert_settings` (Block List, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
 - `degraded_response_time` (Number) The response time in milliseconds starting from which a check should be considered degraded. Possible values are between 0 and 30000. (Default `15000`).
 - `double_check` (Boolean, Deprecated) Setting this to `true` will trigger a retry when a check fails from the failing region and another, randomly selected region before marking the check as failed.
 - `environment_variable` (Block List) Key/value pairs for setting environment variables during check execution, add locked = true to keep value hidden. These are only relevant for browser checks. Use global environment variables whenever possible. (see [below for nested schema](#nestedblock--environment_variable))
@@ -243,11 +243,11 @@ Required:
 Optional:
 
 - `escalation_type` (String) Determines what type of escalation to use. Possible values are `RUN_BASED` or `TIME_BASED`.
-- `parallel_run_failure_threshold` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
-- `reminders` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--reminders))
-- `run_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
+- `parallel_run_failure_threshold` (Block List) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
+- `reminders` (Block List) (see [below for nested schema](#nestedblock--alert_settings--reminders))
+- `run_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
 - `ssl_certificates` (Block Set, Deprecated) (see [below for nested schema](#nestedblock--alert_settings--ssl_certificates))
-- `time_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
+- `time_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
 
 <a id="nestedblock--alert_settings--parallel_run_failure_threshold"></a>
 ### Nested Schema for `alert_settings.parallel_run_failure_threshold`
diff --git a/docs/resources/check_group.md b/docs/resources/check_group.md
index 01ccb02..78d4f17 100644
--- a/docs/resources/check_group.md
+++ b/docs/resources/check_group.md
@@ -146,7 +146,7 @@ resource "checkly_check_group" "test_group1" {
 ### Optional
 
 - `alert_channel_subscription` (Block List) (see [below for nested schema](#nestedblock--alert_channel_subscription))
-- `alert_settings` (Block Set, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
+- `alert_settings` (Block List, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
 - `api_check_defaults` (Block Set, Max: 1) (see [below for nested schema](#nestedblock--api_check_defaults))
 - `double_check` (Boolean, Deprecated) Setting this to `true` will trigger a retry when a check fails from the failing region and another, randomly selected region before marking the check as failed.
 - `environment_variable` (Block List) Key/value pairs for setting environment variables during check execution, add locked = true to keep value hidden. These are only relevant for browser checks. Use global environment variables whenever possible. (see [below for nested schema](#nestedblock--environment_variable))
@@ -183,11 +183,11 @@ Required:
 Optional:
 
 - `escalation_type` (String) Determines what type of escalation to use. Possible values are `RUN_BASED` or `TIME_BASED`.
-- `parallel_run_failure_threshold` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
-- `reminders` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--reminders))
-- `run_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
+- `parallel_run_failure_threshold` (Block List) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
+- `reminders` (Block List) (see [below for nested schema](#nestedblock--alert_settings--reminders))
+- `run_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
 - `ssl_certificates` (Block Set, Deprecated) (see [below for nested schema](#nestedblock--alert_settings--ssl_certificates))
-- `time_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
+- `time_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
 
 <a id="nestedblock--alert_settings--parallel_run_failure_threshold"></a>
 ### Nested Schema for `alert_settings.parallel_run_failure_threshold`
diff --git a/docs/resources/heartbeat.md b/docs/resources/heartbeat.md
index 3a0d932..a95df45 100644
--- a/docs/resources/heartbeat.md
+++ b/docs/resources/heartbeat.md
@@ -24,7 +24,7 @@ Heartbeats allows you to monitor your cron jobs and set up alerting, so you get
 ### Optional
 
 - `alert_channel_subscription` (Block List) (see [below for nested schema](#nestedblock--alert_channel_subscription))
-- `alert_settings` (Block Set, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
+- `alert_settings` (Block List, Max: 1) (see [below for nested schema](#nestedblock--alert_settings))
 - `muted` (Boolean) Determines if any notifications will be sent out when a check fails/degrades/recovers.
 - `tags` (Set of String) A list of tags for organizing and filtering checks.
 - `use_global_alert_settings` (Boolean) When true, the account level alert settings will be used, not the alert setting defined on this check.
@@ -63,11 +63,11 @@ Required:
 Optional:
 
 - `escalation_type` (String) Determines what type of escalation to use. Possible values are `RUN_BASED` or `TIME_BASED`.
-- `parallel_run_failure_threshold` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
-- `reminders` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--reminders))
-- `run_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
+- `parallel_run_failure_threshold` (Block List) (see [below for nested schema](#nestedblock--alert_settings--parallel_run_failure_threshold))
+- `reminders` (Block List) (see [below for nested schema](#nestedblock--alert_settings--reminders))
+- `run_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--run_based_escalation))
 - `ssl_certificates` (Block Set, Deprecated) (see [below for nested schema](#nestedblock--alert_settings--ssl_certificates))
-- `time_based_escalation` (Block Set) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
+- `time_based_escalation` (Block List) (see [below for nested schema](#nestedblock--alert_settings--time_based_escalation))
 
 <a id="nestedblock--alert_settings--parallel_run_failure_threshold"></a>
 ### Nested Schema for `alert_settings.parallel_run_failure_threshold`