diff --git a/srcpkgs/c-blosc/template b/srcpkgs/c-blosc/template
index 9dceb83b2cd..568eab28953 100644
--- a/srcpkgs/c-blosc/template
+++ b/srcpkgs/c-blosc/template
@@ -1,7 +1,6 @@
 # Template file for 'c-blosc'
 pkgname=c-blosc
-# 1.21.0 only updates vendored libraries, we use system ones
-version=1.20.1
+version=1.21.3
 revision=1
 build_style=cmake
 configure_args="-DPREFER_EXTERNAL_ZLIB=1 -DPREFER_EXTERNAL_LZ4=1
@@ -12,7 +11,7 @@ maintainer="Orphaned <orphan@voidlinux.org>"
 license="BSD-3-Clause, MIT"
 homepage="https://www.blosc.org"
 distfiles="https://github.com/Blosc/c-blosc/archive/v${version}.tar.gz"
-checksum=42c4d3fcce52af9f8e2078f8f57681bfc711706a3330cb72b9b39e05ae18a413
+checksum=941016c4564bca662080bb01aea74f06630bd665e598c6f6967fd91b2e2e0bb6
 
 post_install() {
 	vlicense LICENSES/BLOSC.txt