diff --git a/Dockerfile.build b/Dockerfile.build
index 5b230bb..0b68b82 100644
--- a/Dockerfile.build
+++ b/Dockerfile.build
@@ -14,7 +14,7 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #
 
-FROM golang:1.16.3-buster
+FROM golang:1.16.4-buster
 
 SHELL ["/bin/bash", "-o", "pipefail", "-c"]