diff --git a/libc/bionic/libc_init_common.cpp b/libc/bionic/libc_init_common.cpp
index 9094fc5..970a49c 100644
--- a/libc/bionic/libc_init_common.cpp
+++ b/libc/bionic/libc_init_common.cpp
@@ -244,6 +244,7 @@
   // of executing a setuid program or the result of an SELinux
   // security transition.
   static constexpr const char* UNSAFE_VARIABLE_NAMES[] = {
+    "ANDROID_DNS_MODE",
     "GCONV_PATH",
     "GETCONF_DIR",
     "HOSTALIASES",