diff --git a/src/main/java/org/qortal/arbitrary/ArbitraryDataDiff.java b/src/main/java/org/qortal/arbitrary/ArbitraryDataDiff.java
index 0d342e8c..e44fbf8e 100644
--- a/src/main/java/org/qortal/arbitrary/ArbitraryDataDiff.java
+++ b/src/main/java/org/qortal/arbitrary/ArbitraryDataDiff.java
@@ -350,7 +350,7 @@ public class ArbitraryDataDiff {
 
     private static byte[] digestFromPath(Path path) {
         try {
-            return Crypto.digest(Files.readAllBytes(path));
+            return Crypto.digest(path.toFile());
         } catch (IOException e) {
             return null;
         }
diff --git a/src/main/java/org/qortal/arbitrary/ArbitraryDataFile.java b/src/main/java/org/qortal/arbitrary/ArbitraryDataFile.java
index d997d446..8883da71 100644
--- a/src/main/java/org/qortal/arbitrary/ArbitraryDataFile.java
+++ b/src/main/java/org/qortal/arbitrary/ArbitraryDataFile.java
@@ -111,8 +111,7 @@ public class ArbitraryDataFile {
         File file = path.toFile();
         if (file.exists()) {
             try {
-                byte[] fileContent = Files.readAllBytes(file.toPath());
-                byte[] digest = Crypto.digest(fileContent);
+                byte[] digest = Crypto.digest(file);
                 ArbitraryDataFile arbitraryDataFile = ArbitraryDataFile.fromHash(digest);
 
                 // Copy file to data directory if needed
@@ -502,8 +501,7 @@ public class ArbitraryDataFile {
         File file = this.getFile();
         if (file != null && file.exists()) {
             try {
-                byte[] fileContent = Files.readAllBytes(file.toPath());
-                return Crypto.digest(fileContent);
+                return Crypto.digest(file);
 
             } catch (IOException e) {
                 LOGGER.error("Couldn't compute digest for ArbitraryDataFile");