diff --git a/kiwixbuild/versions.py b/kiwixbuild/versions.py
index 7daa531..6733ffc 100644
--- a/kiwixbuild/versions.py
+++ b/kiwixbuild/versions.py
@@ -5,7 +5,7 @@ main_project_versions = {
     'kiwix-tools': '2.1.0',
     'libzim': '5.0.1',
     'zim-tools': '1.0.3',
-    'zimwriterfs': '1.3.3',
+    'zimwriterfs': '1.3.4',
     'kiwix-desktop': '2.0-rc1' # Also need to be change in appveyor/package_kiwix-desktop.sh
 }