diff --git a/tests/suites/test_suite_psa_crypto.data b/tests/suites/test_suite_psa_crypto.data
index da105d2..b09eb30 100644
--- a/tests/suites/test_suite_psa_crypto.data
+++ b/tests/suites/test_suite_psa_crypto.data
@@ -1537,6 +1537,21 @@
 depends_on:MBEDTLS_MD_C:MBEDTLS_SHA512_C
 derive_output:PSA_ALG_TLS12_PRF(PSA_ALG_SHA_384):"b80b733d6ceefcdc71566ea48e5567df":"cd665cf6a8447dd6ff8b27555edb7465":"74657374206c6162656c":148:"7b0c18e9ced410ed1804f2cfa34a336a1c14dffb4900bb5fd7942107e81c83cde9ca0faa60be9fe34f82b1233c9146a0e534cb400fed2700884f9dc236f80edd8bfa961144c9e8d792ec":"a722a7b32fc3d416d473ebc2c5fd4abfdad05d9184259b5bf8cd4d90fa0d31e2dec479e4f1a26066f2eea9a69236a3e52655c9e9aee691c8f3a26854308d5eaa3be85e0990703d73e5"
 
+# Test case manually extracted from debug output of TLS-PSK run
+# Label: "master secret"
+# Salt: Concatenation of ClientHello.Random and ServerHello.Random
+PSA key derivation: TLS 1.2 PSK-to-MS, SHA-256, 48+0
+depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C
+derive_output:PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256):"01020304":"5bc0b19b4a8b24b07afe7ec65c471e94a7d518fcef06c3574315255c52afe21b5bc0b19b872b9b26508458f03603744d575f463a11ae7f1b090c012606fd3e9f":"6d617374657220736563726574":48:"5a9dd5ffa78b4d1f28f40d91b4e6e6ed37849042d61ba32ca43d866e744cee7cd1baaa497e1ecd5c2e60f9f13030a710":""
+
+PSA key derivation: TLS 1.2 PSK-to-MS, SHA-256, 24+24
+depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C
+derive_output:PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256):"01020304":"5bc0b19b4a8b24b07afe7ec65c471e94a7d518fcef06c3574315255c52afe21b5bc0b19b872b9b26508458f03603744d575f463a11ae7f1b090c012606fd3e9f":"6d617374657220736563726574":48:"5a9dd5ffa78b4d1f28f40d91b4e6e6ed37849042d61ba32c":"a43d866e744cee7cd1baaa497e1ecd5c2e60f9f13030a710"
+
+PSA key derivation: TLS 1.2 PSK-to-MS, SHA-256, 0+48
+depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C
+derive_output:PSA_ALG_TLS12_PSK_TO_MS(PSA_ALG_SHA_256):"01020304":"5bc0b19b4a8b24b07afe7ec65c471e94a7d518fcef06c3574315255c52afe21b5bc0b19b872b9b26508458f03603744d575f463a11ae7f1b090c012606fd3e9f":"6d617374657220736563726574":48:"":"5a9dd5ffa78b4d1f28f40d91b4e6e6ed37849042d61ba32ca43d866e744cee7cd1baaa497e1ecd5c2e60f9f13030a710"
+
 PSA key derivation: HKDF SHA-256, request maximum capacity
 depends_on:MBEDTLS_MD_C:MBEDTLS_SHA256_C
 derive_output:PSA_ALG_HKDF(PSA_ALG_SHA_256):"0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b0b":"000102030405060708090a0b0c":"f0f1f2f3f4f5f6f7f8f9":255 * 32:"3cb25f25faacd57a90434f64d0362f2a2d2d0a90cf1a5a4c5db02d56ecc4c5bf34007208d5b887185865":""