diff --git a/cmd/web-api/ecs-task-definition.json b/cmd/web-api/ecs-task-definition.json
index e4fa7a2..159ac5b 100644
--- a/cmd/web-api/ecs-task-definition.json
+++ b/cmd/web-api/ecs-task-definition.json
@@ -14,7 +14,7 @@
           "awslogs-group": "{AWS_LOGS_GROUP}",
           "awslogs-region": "{AWS_REGION}",
           "awslogs-stream-prefix": "ecs",
-          "awslogs-datetime-format": "%Y/%m/%d %H:%M:%S.%L"
+          "awslogs-datetime-format": "%Y\/%m\/%d %H:%M:%S.%L"
         }
       },
       "portMappings": [
diff --git a/cmd/web-app/ecs-task-definition.json b/cmd/web-app/ecs-task-definition.json
index e4adfab..8dbb602 100644
--- a/cmd/web-app/ecs-task-definition.json
+++ b/cmd/web-app/ecs-task-definition.json
@@ -14,7 +14,7 @@
           "awslogs-group": "{AWS_LOGS_GROUP}",
           "awslogs-region": "{AWS_REGION}",
           "awslogs-stream-prefix": "ecs",
-          "awslogs-datetime-format": "%Y/%m/%d %H:%M:%S.%L"
+          "awslogs-datetime-format": "%Y\/%m\/%d %H:%M:%S.%L"
         }
       },
       "portMappings": [