diff --git a/package_versions.txt b/package_versions.txt
index 8dd223f..d6ebfa4 100755
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -29,7 +29,7 @@ readline-8.0.1-r0
 scanelf-1.2.4-r0
 shadow-4.7-r1
 ssl_client-1.31.1-r9
-tzdata-2020a-r0
+tzdata-2020c-r0
 xz-5.2.4-r0
 xz-libs-5.2.4-r0
 zlib-1.2.11-r3