diff --git a/src/main/config/secor.common.properties b/src/main/config/secor.common.properties
index 5034021a6..ba637f03f 100644
--- a/src/main/config/secor.common.properties
+++ b/src/main/config/secor.common.properties
@@ -104,6 +104,13 @@ secor.gs.bucket=secor_gs
 # Google cloud storage path where files are stored within the bucket.
 secor.gs.path=data
 
+# Use direct uploads
+# WARNING: disables resumable uploads, files are uploaded in a single request
+# This may help prevent IOException: insufficient data written,
+# see https://github.com/pinterest/secor/issues/177
+# https://cloud.google.com/storage/docs/json_api/v1/how-tos/upload
+secor.gs.upload.direct=false
+
 # Zookeeper config.
 zookeeper.session.timeout.ms=3000
 zookeeper.sync.time.ms=200
diff --git a/src/main/config/secor.dev.gs.properties b/src/main/config/secor.dev.gs.properties
index d914462eb..5eb765bb1 100644
--- a/src/main/config/secor.dev.gs.properties
+++ b/src/main/config/secor.dev.gs.properties
@@ -19,4 +19,11 @@ secor.gs.path=data
 
 # Application credentials configuration file
 # https://developers.google.com/identity/protocols/application-default-credentials
-secor.gs.credentials.path=google_app_credentials.json
\ No newline at end of file
+secor.gs.credentials.path=google_app_credentials.json
+
+# Use direct uploads
+# WARNING: disables resumable uploads, files are uploaded in a single request
+# This may help prevent IOException: insufficient data written,
+# see https://github.com/pinterest/secor/issues/177
+# https://cloud.google.com/storage/docs/json_api/v1/how-tos/upload
+secor.gs.upload.direct=false
diff --git a/src/main/java/com/pinterest/secor/common/SecorConfig.java b/src/main/java/com/pinterest/secor/common/SecorConfig.java
index 64af04ceb..e8f20c708 100644
--- a/src/main/java/com/pinterest/secor/common/SecorConfig.java
+++ b/src/main/java/com/pinterest/secor/common/SecorConfig.java
@@ -395,6 +395,10 @@ public int getGsReadTimeoutInMs() {
         return getInt("secor.gs.read.timeout.ms", 3 * 60000);
     }
 
+    public boolean getGsDirectUpload() {
+        return getBoolean("secor.gs.upload.direct");
+    }
+
     public int getFinalizerDelaySeconds() {
         return getInt("partitioner.finalizer.delay.seconds");
     }
diff --git a/src/main/java/com/pinterest/secor/uploader/GsUploadManager.java b/src/main/java/com/pinterest/secor/uploader/GsUploadManager.java
index 4fe4894c2..e5a762d58 100644
--- a/src/main/java/com/pinterest/secor/uploader/GsUploadManager.java
+++ b/src/main/java/com/pinterest/secor/uploader/GsUploadManager.java
@@ -69,6 +69,7 @@ public Handle<?> upload(LogFilePath localPath) throws Exception {
         final String gsBucket = mConfig.getGsBucket();
         final String gsKey = localPath.withPrefix(mConfig.getGsPath()).getLogFilePath();
         final File localFile = new File(localPath.getLogFilePath());
+        final boolean directUpload = mConfig.getGsDirectUpload();
 
         LOG.info("uploading file {} to gs://{}/{}", localFile, gsBucket, gsKey);
 
@@ -81,6 +82,10 @@ public void run() {
                 try {
                     Storage.Objects.Insert request = mClient.objects().insert(gsBucket, storageObject, storageContent);
 
+                    if (directUpload) {
+                        request.getMediaHttpUploader().setDirectUploadEnabled(true);
+                    }
+
                     request.getMediaHttpUploader().setProgressListener(new MediaHttpUploaderProgressListener() {
                         @Override
                         public void progressChanged(MediaHttpUploader uploader) throws IOException {