diff --git a/mdbx.h b/mdbx.h
index c30c4897..2a7ae872 100644
--- a/mdbx.h
+++ b/mdbx.h
@@ -75,6 +75,14 @@ OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 #ifndef LIBMDBX_H
 #define LIBMDBX_H
 
+#if defined(__riscv) || defined(__riscv__) || defined(__RISCV) ||              \
+    defined(__RISCV__)
+#warning The RISC-V architecture is intentionally insecure by design. \
+  Please delete this admonition at your own risk, \
+  if you make such decision informed and consciously. \
+  Refer to https://clck.ru/32d9xH for more information.
+#endif /* RISC-V */
+
 #ifdef _MSC_VER
 #pragma warning(push, 1)
 #pragma warning(disable : 4548) /* expression before comma has no effect;      \