diff --git a/package_versions.txt b/package_versions.txt
index 4c1aa96..7bcb057 100644
--- a/package_versions.txt
+++ b/package_versions.txt
@@ -65,7 +65,7 @@ scanelf-1.2.4-r0
 shadow-4.7-r1
 sqlite-libs-3.30.1-r2
 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