diff --git a/library/ssl_tls13_client.c b/library/ssl_tls13_client.c
index 33e8cc6aa1..e10937be5d 100644
--- a/library/ssl_tls13_client.c
+++ b/library/ssl_tls13_client.c
@@ -1326,6 +1326,7 @@ static int ssl_tls13_parse_server_pre_shared_key_ext( mbedtls_ssl_context *ssl,
 {
     int ret = 0;
     size_t selected_identity;
+    int psk_type;
 
     const unsigned char *psk;
     size_t psk_len;
diff --git a/tests/data_files/simplepass.psk b/tests/data_files/simplepass.psk
new file mode 100644
index 0000000000..93e7ab4561
--- /dev/null
+++ b/tests/data_files/simplepass.psk
@@ -0,0 +1 @@
+0a0b0c:010203
diff --git a/tests/ssl-opt.sh b/tests/ssl-opt.sh
index 84bcd3c095..cd73c787f9 100755
--- a/tests/ssl-opt.sh
+++ b/tests/ssl-opt.sh
@@ -12101,8 +12101,60 @@ run_test    "TLS 1.3, default suite, PSK" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
-            -c "<= write client hello"
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
 
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_SRV_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK, psk_all" \
+            "$P_SRV nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_all" \
+            "$P_CLI nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_SRV_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK, psk_ephemeral" \
+            "$P_SRV nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_ephemeral" \
+            "$P_CLI nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_SRV_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK, ephemeral" \
+            "$P_SRV nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral" \
+            "$P_CLI nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_SRV_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK, ephemeral_all" \
+            "$P_SRV nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral_all" \
+            "$P_CLI nbio=2 debug_level=5 force_version=tls13 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_openssl_tls1_3
 requires_openssl_tls1_3
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
@@ -12116,7 +12168,70 @@ run_test    "TLS 1.3, default suite, PSK - openssl" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
-            -c "<= write client hello"
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 ok"
+
+requires_openssl_tls1_3
+requires_openssl_tls1_3
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - openssli psk_all" \
+            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity 0a0b0c -psk 010203 -allow_no_dhe_kex -nocert" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 ok"
+
+requires_openssl_tls1_3
+requires_openssl_tls1_3
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - openssl psk_ephemeral" \
+            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity 0a0b0c -psk 010203 -allow_no_dhe_kex -nocert" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 ok"
+
+requires_openssl_tls1_3
+requires_openssl_tls1_3
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - openssl ephemeral" \
+            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity 0a0b0c -psk 010203 -allow_no_dhe_kex" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 ok"
+
+requires_openssl_tls1_3
+requires_openssl_tls1_3
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - openssl ephemeral_all" \
+            "$O_NEXT_SRV -msg -debug -tls1_3 -psk_identity 0a0b0c -psk 010203 -allow_no_dhe_kex -nocert" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 ok"
 
 requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
 requires_gnutls_tls1_3
@@ -12125,16 +12240,88 @@ requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
 requires_config_enabled MBEDTLS_DEBUG_C
 requires_config_enabled MBEDTLS_SSL_CLI_C
 run_test    "TLS 1.3, default suite, PSK - gnutls" \
-            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c --pskpasswd=data_files/simplepass.psk" \
             "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk" \
-            1 \
+            0 \
             -c "=> write client hello" \
             -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
             -c "client hello, adding psk_key_exchange_modes extension" \
             -c "client hello, adding PSK binder list" \
             -s "Parsing extension 'PSK Key Exchange Modes/45'" \
             -s "Parsing extension 'Pre Shared Key/41'" \
-            -c "<= write client hello"
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_gnutls_tls1_3
+requires_gnutls_next_no_ticket
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - gnutls psk_all" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c --pskpasswd=data_files/simplepass.psk" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -s "Parsing extension 'PSK Key Exchange Modes/45'" \
+            -s "Parsing extension 'Pre Shared Key/41'" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_gnutls_tls1_3
+requires_gnutls_next_no_ticket
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - gnutls psk_ephemeral" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+ECDHE-PSK:+DHE-PSK:+CIPHER-ALL --pskhint=0a0b0c --pskpasswd=data_files/simplepass.psk" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=psk_ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -s "Parsing extension 'PSK Key Exchange Modes/45'" \
+            -s "Parsing extension 'Pre Shared Key/41'" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_gnutls_tls1_3
+requires_gnutls_next_no_ticket
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - gnutls ephemeral" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c --pskpasswd=data_files/simplepass.psk" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral" \
+            0 \
+            -c "=> write client hello" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
+
+requires_config_enabled MBEDTLS_SSL_PROTO_TLS1_3
+requires_gnutls_tls1_3
+requires_gnutls_next_no_ticket
+requires_config_enabled MBEDTLS_SSL_TLS1_3_COMPATIBILITY_MODE
+requires_config_enabled MBEDTLS_DEBUG_C
+requires_config_enabled MBEDTLS_SSL_CLI_C
+run_test    "TLS 1.3, default suite, PSK - gnutls ephemeral_all" \
+            "$G_NEXT_SRV -d 4 --priority=NORMAL:-VERS-ALL:+VERS-TLS1.3:+PSK:+CIPHER-ALL:%NO_TICKETS --pskhint=0a0b0c --pskpasswd=data_files/simplepass.psk" \
+            "$P_CLI debug_level=4 psk=010203 psk_identity=0a0b0c tls13_kex_modes=ephemeral_all" \
+            0 \
+            -c "=> write client hello" \
+            -c "client hello, adding pre_shared_key extension, omitting PSK binder list" \
+            -c "client hello, adding psk_key_exchange_modes extension" \
+            -c "client hello, adding PSK binder list" \
+            -s "Parsing extension 'PSK Key Exchange Modes/45'" \
+            -s "Parsing extension 'Pre Shared Key/41'" \
+            -c "<= write client hello" \
+            -c "HTTP/1.0 200 OK"
 
 for i in opt-testcases/*.sh
 do