diff --git a/common/common-core/src/main/java/dk/netarkivet/common/Constants.java b/common/common-core/src/main/java/dk/netarkivet/common/Constants.java
index 7eb720bb5..4f995b3a7 100644
--- a/common/common-core/src/main/java/dk/netarkivet/common/Constants.java
+++ b/common/common-core/src/main/java/dk/netarkivet/common/Constants.java
@@ -72,7 +72,7 @@ public final class Constants {
      * The code will try to read the heritrix version from the pom in the jar Manifest. This
      * constant is only ever read as a fallback.
      * */
-    private static final String HERITRIX3_VERSION = "3.4.0-NAS-7.5-SNAPSHOT";
+    private static final String HERITRIX3_VERSION = "3.4.0-NAS-7.5.1-SNAPSHOT";
 
     /**
      * Read this much data when copying data from a file channel. Note that due to a bug in java, this should never be
diff --git a/deploy/deploy-core/src/main/resources/dk/netarkivet/deploy/complete_settings.xml b/deploy/deploy-core/src/main/resources/dk/netarkivet/deploy/complete_settings.xml
index 478e70557..d71eece6a 100644
--- a/deploy/deploy-core/src/main/resources/dk/netarkivet/deploy/complete_settings.xml
+++ b/deploy/deploy-core/src/main/resources/dk/netarkivet/deploy/complete_settings.xml
@@ -357,6 +357,7 @@
             <!-- Default is 400000000 bytes (~400 Mbytes). -->
             <minSpaceLeft>400000000</minSpaceLeft>
             <oldjobsDir>oldjobs</oldjobsDir>
+            <allowUploadFailures>false</allowUploadFailures>
             <channel/>
             <sendReadyInterval>30</sendReadyInterval>
             <sendReadyDelay>300</sendReadyDelay>
diff --git a/harvester/harvester-core/src/main/java/dk/netarkivet/harvester/HarvesterSettings.java b/harvester/harvester-core/src/main/java/dk/netarkivet/harvester/HarvesterSettings.java
index 648daaa1b..c95a013ff 100644
--- a/harvester/harvester-core/src/main/java/dk/netarkivet/harvester/HarvesterSettings.java
+++ b/harvester/harvester-core/src/main/java/dk/netarkivet/harvester/HarvesterSettings.java
@@ -276,6 +276,12 @@ public class HarvesterSettings {
      * web servers.
      */
     public static String CRAWLER_TIMEOUT_NON_RESPONDING = "settings.harvester.harvesting.heritrix.noresponseTimeout";
+
+    /**
+     * If true, upload failures will not cause a job to be marked as failed
+     */
+    public static String ALLOW_UPLOAD_FAILURES = "settings.harvester.harvesting.allowUploadFailures";
+
     /**
      * <b>settings.harvester.monitor.refreshInterval</b>:<br>
      * Time interval in seconds after which the harvest monitor pages will be automatically refreshed.
diff --git a/harvester/harvester-core/src/main/resources/dk/netarkivet/harvester/settings.xml b/harvester/harvester-core/src/main/resources/dk/netarkivet/harvester/settings.xml
index 6b64a2068..f6a06cbf1 100644
--- a/harvester/harvester-core/src/main/resources/dk/netarkivet/harvester/settings.xml
+++ b/harvester/harvester-core/src/main/resources/dk/netarkivet/harvester/settings.xml
@@ -98,6 +98,7 @@ National Library.
             <!-- Default is 400000000 bytes (~400 Mbytes). -->
             <minSpaceLeft>400000000</minSpaceLeft>
             <oldjobsDir>oldjobs</oldjobsDir>
+            <allowUploadFailures>false</allowUploadFailures>
             <channel></channel>
             <sendReadyInterval>30</sendReadyInterval>
             <sendReadyDelay>300</sendReadyDelay>
diff --git a/harvester/heritrix3/heritrix3-controller/src/main/java/dk/netarkivet/harvester/heritrix3/PostProcessing.java b/harvester/heritrix3/heritrix3-controller/src/main/java/dk/netarkivet/harvester/heritrix3/PostProcessing.java
index 903880da4..dfa2fe9cf 100644
--- a/harvester/heritrix3/heritrix3-controller/src/main/java/dk/netarkivet/harvester/heritrix3/PostProcessing.java
+++ b/harvester/heritrix3/heritrix3-controller/src/main/java/dk/netarkivet/harvester/heritrix3/PostProcessing.java
@@ -318,7 +318,11 @@ private void uploadFiles(List<File> files, StringBuilder errorMessage, List<File
                     File oldJobsDir = new File(Settings.get(HarvesterSettings.HARVEST_CONTROLLER_OLDJOBSDIR));
                     String errorMsg = "Error uploading file '" + f.getAbsolutePath() + "' Will be moved to the oldjobs directory '"
                             + oldJobsDir.getAbsolutePath() + "'";
-                    errorMessage.append(errorMsg).append("\n").append(e.toString()).append("\n");
+                    //TODO To make upload errors non fatal, simply don't append an errorMessage here. Use a flag.
+                    boolean allowUploadFailures = Settings.getBoolean(HarvesterSettings.ALLOW_UPLOAD_FAILURES);
+                    if (!allowUploadFailures) {
+                        errorMessage.append(errorMsg).append("\n").append(e.toString()).append("\n");
+                    }
                     log.warn(errorMsg, e);
                     failedFiles.add(f);
                 }
diff --git a/pom.xml b/pom.xml
index 385b68eff..a982bb5aa 100644
--- a/pom.xml
+++ b/pom.xml
@@ -19,7 +19,7 @@
     <webarchive-commons.version>1.1.5</webarchive-commons.version>
     <!-- Heritrix versions are from https://github.com/netarchivesuite/heritrix3 which tracks the official
      repository at https://github.com/internetarchive/heritrix3 as closely as we can -->
-    <heritrix3.version>3.4.0-NAS-7.5</heritrix3.version>
+    <heritrix3.version>3.4.0-NAS-7.5.1-SNAPSHOT</heritrix3.version>
     <heritrix3-wrapper.version>1.0.5</heritrix3-wrapper.version>
     <wayback.version>1.8.0-20130411</wayback.version>
     <openwayback.version>2.0.0</openwayback.version>