diff --git a/Dockerfile b/Dockerfile
index d7096a7..b63a19f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # Pre-define ARGs to ensure correct scope
-ARG GLIBC_VER=2.27
+ARG GLIBC_VER=2.28
 ARG BUSYB_VER=1.29.1
 ARG SU_EXEC_VER=0.3
 ARG TINI_VER=0.18.0