diff --git a/build.gradle b/build.gradle
index d0ad60b..8377bab 100644
--- a/build.gradle
+++ b/build.gradle
@@ -12,7 +12,7 @@ configurations {
     provided
 }
 
-version = "0.0.1"
+version = "0.0.2"
 sourceCompatibility = 1.7
 targetCompatibility = 1.7
 
diff --git a/src/main/java/org/embulk/output/sftp/SftpFileOutput.java b/src/main/java/org/embulk/output/sftp/SftpFileOutput.java
index a73e23b..662d779 100644
--- a/src/main/java/org/embulk/output/sftp/SftpFileOutput.java
+++ b/src/main/java/org/embulk/output/sftp/SftpFileOutput.java
@@ -46,7 +46,7 @@ public class SftpFileOutput
 
     private StandardFileSystemManager initializeStandardFileSystemManager()
     {
-        if (logger.isDebugEnabled()) {
+        if (!logger.isDebugEnabled()) {
             // TODO: change logging format: org.apache.commons.logging.Log
             System.setProperty("org.apache.commons.logging.Log", "org.apache.commons.logging.impl.NoOpLog");
         }