diff --git a/scripts/release/images/ubuntu/prepare.sh b/scripts/release/images/ubuntu/prepare.sh
index 0788289..ba04d51 100755
--- a/scripts/release/images/ubuntu/prepare.sh
+++ b/scripts/release/images/ubuntu/prepare.sh
@@ -5,7 +5,7 @@ set -e
 
 _7ZIP_VERSION=2501
 BINUTILS_VERSION=2_45_1
-CLANG_VERSION=21.1.5
+CLANG_VERSION=21.1.6
 CMAKE_VERSION=4.1.2
 FREEBSD_VERSION=12.4
 GCC_VERSION=15.2.0