diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index 6f21593..fd23349 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -10,10 +10,9 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - 2.7
-          - 3.0
-          - 3.1
           - 3.2
+          - 3.3
+          - 3.4
         os:
           - ubuntu-latest
     name: Ruby ${{ matrix.ruby }} unit testing on ${{ matrix.os }}
diff --git a/lib/wrapbox/runner/ecs.rb b/lib/wrapbox/runner/ecs.rb
index ee598a5..7345c89 100644
--- a/lib/wrapbox/runner/ecs.rb
+++ b/lib/wrapbox/runner/ecs.rb
@@ -28,6 +28,7 @@ class LackResource < StandardError; end
       WAIT_DELAY = 5
       TERM_TIMEOUT = 120
       HOST_TERMINATED_REASON_REGEXP = /Host EC2.*terminated/
+      SPOT_TASK_INTERRUPTED = /Your Spot Task was interrupted/
 
       attr_reader \
         :name,
@@ -243,12 +244,17 @@ def run_task(task_definition_arn, command, environments, parameter)
 
           # If exit_code is nil, Container is force killed or ECS failed to launch Container by Irregular situation
           error_message = build_error_message(task_definition_name, task.task_arn, task_status)
+          if task_status[:stopped_reason] =~ SPOT_TASK_INTERRUPTED
+            @logger.warn("#{log_prefix}#{task_status[:stopped_reason]}")
+            raise ContainerAbnormalEnd, error_message
+          end
           raise ContainerAbnormalEnd, error_message unless task_status[:exit_code]
           raise ExecutionFailure, error_message unless task_status[:exit_code] == 0
 
           true
         rescue ContainerAbnormalEnd
           retry if task_status[:stopped_reason] =~ HOST_TERMINATED_REASON_REGEXP
+          retry if task_status[:stopped_reason] =~ SPOT_TASK_INTERRUPTED
 
           if execution_try_count >= parameter.execution_retry
             raise