diff --git a/CHANGELOG.md b/CHANGELOG.md
index f96d9d8..c1efc20 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+0.1.1 (2018-12-07)
+==================
+
+* [Fix] `athena.ctas>` Skip removing objects if removable targets do not exist.
+
 0.1.0 (2018-10-20)
 ==================
 
diff --git a/README.md b/README.md
index fa160c8..a02d3e0 100644
--- a/README.md
+++ b/README.md
@@ -15,7 +15,7 @@ _export:
     repositories:
       - https://jitpack.io
     dependencies:
-      - pro.civitaspo:digdag-operator-athena:0.1.0
+      - pro.civitaspo:digdag-operator-athena:0.1.1
   athena:
     auth_method: profile
 
@@ -145,7 +145,7 @@ Define the below options on properties (which is indicated by `-c`, `--config`).
 - **table_mode**: Specify the expected behavior of CTAS results. Available values are `"default"`, `"empty"`, `"data_only"`. See the below explanation of the behaviour. (string, default: `"default"`)
   - `"default"`: Do not do any care. This option require the least IAM privileges for digdag, but the behaviour depends on Athena.
   - `"empty_table"`: Create a new empty table with the same schema as the select query results.
-  - `"data_only"`:
+  - `"data_only"`: Create a new table with data by CTAS, but drop this after CTAS execution. The table created by CTAS is an external table, so the data is left even if the table is dropped.
 - **save_mode**: Specify the expected behavior of CTAS. Available values are `"none"`, `"error_if_exists"`, `"ignore"`, `"overwrite"`. See the below explanation of the behaviour. (string, default: `"overwrite"`)
   - `"none"`: Do not do any care. This option require the least IAM privileges for digdag, but the behaviour depends on Athena.
   - `"error_if_exists"`: Raise error if the distination table or location exists.
diff --git a/build.gradle b/build.gradle
index af824f5..2de97df 100644
--- a/build.gradle
+++ b/build.gradle
@@ -6,7 +6,7 @@ plugins {
 }
 
 group = 'pro.civitaspo'
-version = '0.1.0'
+version = '0.1.1'
 
 def digdagVersion = '0.9.27'
 def awsSdkVersion = "1.11.372"
diff --git a/example/example.dig b/example/example.dig
index bce25d4..bbda170 100644
--- a/example/example.dig
+++ b/example/example.dig
@@ -4,7 +4,7 @@ _export:
       - file://${repos}
       # - https://jitpack.io
     dependencies:
-      - pro.civitaspo:digdag-operator-athena:0.1.0
+      - pro.civitaspo:digdag-operator-athena:0.1.1
   athena:
     auth_method: profile
     value: 5
diff --git a/src/main/scala/pro/civitaspo/digdag/plugin/athena/operator/AthenaCtasOperator.scala b/src/main/scala/pro/civitaspo/digdag/plugin/athena/operator/AthenaCtasOperator.scala
index f6679db..4dda3fc 100644
--- a/src/main/scala/pro/civitaspo/digdag/plugin/athena/operator/AthenaCtasOperator.scala
+++ b/src/main/scala/pro/civitaspo/digdag/plugin/athena/operator/AthenaCtasOperator.scala
@@ -111,6 +111,7 @@ class AthenaCtasOperator(operatorName: String, context: OperatorContext, systemC
   protected def rmObjects(location: String): Unit = {
     val uri: AmazonS3URI = AmazonS3URI(location)
     val keys: Seq[String] = withS3(_.listObjectsV2(uri.getBucket, uri.getKey)).getObjectSummaries.asScala.map(_.getKey)
+    if (keys.isEmpty) return
     val r: DeleteObjectsResult = withS3(_.deleteObjects(new DeleteObjectsRequest(uri.getBucket).withKeys(keys: _*)))
     r.getDeletedObjects.asScala.foreach(o => logger.info(s"Deleted: s3://${uri.getBucket}/${o.getKey}"))
   }