diff --git a/build.gradle b/build.gradle
index 3286c04..63cb966 100644
--- a/build.gradle
+++ b/build.gradle
@@ -39,7 +39,7 @@ dependencies {
 
     implementation('org.embulk:embulk-util-aws-credentials:0.4.1')
     implementation "com.amazonaws:aws-java-sdk:1.12.399"
-    implementation "com.amazonaws:aws-java-sdk-s3:1.12.399"
+    implementation "com.amazonaws:aws-java-sdk-s3:1.12.783"
 
     implementation("org.apache.hadoop:hadoop-aws:2.7.5") {
         exclude module: 'com.amazonaws:aws-java-sdk'