diff --git a/package_versions.txt b/package_versions.txt
index 2202825..b1864fe 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -36,7 +36,7 @@ snappy-1.1.7-r1
 sqlite-3.28.0-r0
 sqlite-libs-3.28.0-r0
 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