diff --git a/scripts.d/50-librist/40-mbedtls.sh b/scripts.d/50-librist/40-mbedtls.sh
index 01aa7b7..bfb905f 100755
--- a/scripts.d/50-librist/40-mbedtls.sh
+++ b/scripts.d/50-librist/40-mbedtls.sh
@@ -1,7 +1,8 @@
 #!/bin/bash
 
 MBEDTLS_REPO="https://github.com/ARMmbed/mbedtls.git"
-MBEDTLS_COMMIT="v3.1.0"
+# HEAD of development_2.x
+MBEDTLS_COMMIT="4ed284440582a32bfdf3c223730271a7b2fcf13c"
 
 ffbuild_enabled() {
     return 0