diff --git a/ChangeLog b/ChangeLog
index a4660ac..3f2f593 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,11 @@
 mbed TLS ChangeLog (Sorted per branch, date)
 
+= mbed TLS x.x.x branch released xxxx-xx-xx
+
+New deprecations
+   * Deprecate MBEDTLS_SSL_HW_RECORD_ACCEL that enables function hooks in the
+     SSL module for hardware acceleration of individual records.
+
 = mbed TLS 2.21.0 branch released 2020-02-20
 
 New deprecations
diff --git a/include/mbedtls/check_config.h b/include/mbedtls/check_config.h
index ec11426..27e8c30 100644
--- a/include/mbedtls/check_config.h
+++ b/include/mbedtls/check_config.h
@@ -798,6 +798,14 @@
 #endif
 #endif /* MBEDTLS_SSL_SRV_SUPPORT_SSLV2_CLIENT_HELLO */
 
+#if defined(MBEDTLS_SSL_HW_RECORD_ACCEL)
+#if defined(MBEDTLS_DEPRECATED_REMOVED)
+#error "MBEDTLS_SSL_HW_RECORD_ACCEL is deprecated and will likely be removed in a future version of Mbed TLS"
+#elif defined(MBEDTLS_DEPRECATED_WARNING)
+#warning "MBEDTLS_SSL_HW_RECORD_ACCEL is deprecated and will likely be removed in a future version of Mbed TLS"
+#endif
+#endif /* MBEDTLS_SSL_HW_RECORD_ACCEL */
+
 /*
  * Avoid warning from -pedantic. This is a convenient place for this
  * workaround since this is included by every single file before the
diff --git a/include/mbedtls/config.h b/include/mbedtls/config.h
index 7abdaa5..a57eac9 100644
--- a/include/mbedtls/config.h
+++ b/include/mbedtls/config.h
@@ -1527,6 +1527,9 @@
  * Enable hooking functions in SSL module for hardware acceleration of
  * individual records.
  *
+ * \deprecated This option is deprecated and will likely be removed in a
+ *             future version of Mbed TLS.
+ *
  * Uncomment this macro to enable hooking functions.
  */
 //#define MBEDTLS_SSL_HW_RECORD_ACCEL