diff --git a/package_versions.txt b/package_versions.txt
index 4f36722..2033839 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -24,7 +24,7 @@ readline-8.0.0-r0
 scanelf-1.2.3-r0
 shadow-4.6-r2
 ssl_client-1.30.1-r2
-tzdata-2019a-r0
+tzdata-2019b-r0
 xz-5.2.4-r0
 xz-libs-5.2.4-r0
 zlib-1.2.11-r1