diff --git a/src/backend/InvenTree/plugin/installer.py b/src/backend/InvenTree/plugin/installer.py
index a0e73668f1..6e19523f90 100644
--- a/src/backend/InvenTree/plugin/installer.py
+++ b/src/backend/InvenTree/plugin/installer.py
@@ -113,7 +113,9 @@ def plugins_file_hash():
         return None
 
     with pf.open('rb') as f:
-        return hashlib.sha256(f.read()).hexdigest()
+        digest = hashlib.file_digest(f, 'sha256')
+
+    return digest.hexdigest()
 
 
 def install_plugins_file():