diff --git a/include/mbedtls/mbedtls_config.h b/include/mbedtls/mbedtls_config.h
index 3f869b9ffc..12d503e389 100644
--- a/include/mbedtls/mbedtls_config.h
+++ b/include/mbedtls/mbedtls_config.h
@@ -1648,7 +1648,7 @@
 * production.
 *
 */
-#define MBEDTLS_SSL_EARLY_DATA
+//#define MBEDTLS_SSL_EARLY_DATA
 
 /**
  * \def MBEDTLS_SSL_PROTO_DTLS
diff --git a/include/mbedtls/ssl.h b/include/mbedtls/ssl.h
index d0558511a8..94bbee59b5 100644
--- a/include/mbedtls/ssl.h
+++ b/include/mbedtls/ssl.h
@@ -96,7 +96,10 @@
 /* Error space gap */
 /** Processing of the Certificate handshake message failed. */
 #define MBEDTLS_ERR_SSL_BAD_CERTIFICATE                   -0x7A00
-/** Received NewSessionTicket Post Handshake Message */
+/**
+ * Received NewSessionTicket Post Handshake Message.
+ * This error code is experimental and may be changed or removed without notice.
+ */
 #define MBEDTLS_ERR_SSL_RECEIVED_NEW_SESSION_TICKET       -0x7B00
 /* Error space gap */
 /* Error space gap */
diff --git a/tests/scripts/all.sh b/tests/scripts/all.sh
index 8272dcc312..3a69fd7d72 100755
--- a/tests/scripts/all.sh
+++ b/tests/scripts/all.sh
@@ -3250,6 +3250,7 @@ component_build_armcc () {
 
 component_test_tls13_only () {
     msg "build: default config with MBEDTLS_SSL_PROTO_TLS1_3, without MBEDTLS_SSL_PROTO_TLS1_2"
+    scripts/config.py set MBEDTLS_SSL_EARLY_DATA
     make CFLAGS="'-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/tls13-only.h\"'"
 
     msg "test: TLS 1.3 only, all key exchange modes enabled"
@@ -3269,6 +3270,7 @@ component_test_tls13_only_psk () {
     scripts/config.py unset MBEDTLS_SSL_SERVER_NAME_INDICATION
     scripts/config.py unset MBEDTLS_ECDSA_C
     scripts/config.py unset MBEDTLS_PKCS1_V21
+    scripts/config.py set   MBEDTLS_SSL_EARLY_DATA
     make CFLAGS="'-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/tls13-only.h\"'"
 
     msg "test_suite_ssl: TLS 1.3 only, only PSK key exchange mode enabled"
@@ -3301,6 +3303,7 @@ component_test_tls13_only_psk_ephemeral () {
     scripts/config.py unset MBEDTLS_SSL_SERVER_NAME_INDICATION
     scripts/config.py unset MBEDTLS_ECDSA_C
     scripts/config.py unset MBEDTLS_PKCS1_V21
+    scripts/config.py set   MBEDTLS_SSL_EARLY_DATA
     make CFLAGS="'-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/tls13-only.h\"'"
 
     msg "test_suite_ssl: TLS 1.3 only, only PSK ephemeral key exchange mode"
@@ -3318,6 +3321,7 @@ component_test_tls13_only_psk_all () {
     scripts/config.py unset MBEDTLS_SSL_SERVER_NAME_INDICATION
     scripts/config.py unset MBEDTLS_ECDSA_C
     scripts/config.py unset MBEDTLS_PKCS1_V21
+    scripts/config.py set   MBEDTLS_SSL_EARLY_DATA
     make CFLAGS="'-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/tls13-only.h\"'"
 
     msg "test_suite_ssl: TLS 1.3 only, PSK and PSK ephemeral key exchange modes"
@@ -3330,6 +3334,7 @@ component_test_tls13_only_psk_all () {
 component_test_tls13_only_ephemeral_all () {
     msg "build: TLS 1.3 only from default, without PSK key exchange mode"
     scripts/config.py unset MBEDTLS_SSL_TLS1_3_KEY_EXCHANGE_MODE_PSK_ENABLED
+    scripts/config.py set   MBEDTLS_SSL_EARLY_DATA
     make CFLAGS="'-DMBEDTLS_USER_CONFIG_FILE=\"../tests/configs/tls13-only.h\"'"
 
     msg "test_suite_ssl: TLS 1.3 only, ephemeral and PSK ephemeral key exchange modes"
@@ -3344,6 +3349,7 @@ component_test_tls13 () {
     scripts/config.py set MBEDTLS_SSL_PROTO_TLS1_3
     scripts/config.py set MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
     scripts/config.py set MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY 1
+    scripts/config.py set MBEDTLS_SSL_EARLY_DATA
     CC=gcc cmake -D CMAKE_BUILD_TYPE:String=Asan .
     make
     msg "test: default config with MBEDTLS_SSL_PROTO_TLS1_3 enabled, without padding"
@@ -3357,6 +3363,7 @@ component_test_tls13_no_compatibility_mode () {
     scripts/config.py set   MBEDTLS_SSL_PROTO_TLS1_3
     scripts/config.py unset MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
     scripts/config.py set   MBEDTLS_SSL_CID_TLS1_3_PADDING_GRANULARITY 1
+    scripts/config.py set   MBEDTLS_SSL_EARLY_DATA
     CC=gcc cmake -D CMAKE_BUILD_TYPE:String=Asan .
     make
     msg "test: default config with MBEDTLS_SSL_PROTO_TLS1_3 enabled, without padding"