diff --git a/core/tzdata/.checksums b/core/tzdata/.checksums
index 3316a7fa7..777742795 100644
--- a/core/tzdata/.checksums
+++ b/core/tzdata/.checksums
@@ -1,2 +1,2 @@
-0cdee4619348f85861fb3a4fb758200e  tzcode2020f.tar.gz
-e7d618fe3fd16fdd290abc5e74cb264e  tzdata2020f.tar.gz
+41a624869eed4cc36b9d163764f972a3  tzcode2021a.tar.gz
+20eae7d1da671c6eac56339c8df85bbd  tzdata2021a.tar.gz
diff --git a/core/tzdata/spkgbuild b/core/tzdata/spkgbuild
index 931707781..3ea9f238f 100755
--- a/core/tzdata/spkgbuild
+++ b/core/tzdata/spkgbuild
@@ -1,7 +1,7 @@
 # description	: Sources for time zone and daylight saving time data
 
 name=tzdata
-version=2020f
+version=2021a
 release=1
 source="https://www.iana.org/time-zones/repository/releases/${name}${version}.tar.gz
 	https://www.iana.org/time-zones/repository/releases/tzcode${version}.tar.gz"