diff --git a/kiwixbuild/versions.py b/kiwixbuild/versions.py
index 9f0f0b7..0f5ce77 100644
--- a/kiwixbuild/versions.py
+++ b/kiwixbuild/versions.py
@@ -42,7 +42,7 @@ release_versions = {
 
 # This is the "version" of the whole base_deps_versions dict.
 # Change this when you change base_deps_versions.
-base_deps_meta_version = '62'
+base_deps_meta_version = '63'
 
 base_deps_versions = {
   'zlib' : '1.2.8',