diff --git a/include/test/ssl_helpers.h b/include/test/ssl_helpers.h
index 335386be1c..77f85c4966 100644
--- a/include/test/ssl_helpers.h
+++ b/include/test/ssl_helpers.h
@@ -78,6 +78,10 @@ enum {
 #undef MBEDTLS_SSL_TLS1_3_LABEL
 };
 
+#if defined(MBEDTLS_SSL_ALPN)
+#define MBEDTLS_TEST_MAX_ALPN_LIST_SIZE 10
+#endif
+
 typedef struct mbedtls_test_ssl_log_pattern {
     const char *pattern;
     size_t counter;
@@ -118,6 +122,9 @@ typedef struct mbedtls_test_handshake_test_options {
 #if defined(MBEDTLS_SSL_CACHE_C)
     mbedtls_ssl_cache_context *cache;
 #endif
+#if defined(MBEDTLS_SSL_ALPN)
+    const char *alpn_list[MBEDTLS_TEST_MAX_ALPN_LIST_SIZE];
+#endif
 } mbedtls_test_handshake_test_options;
 
 /*
diff --git a/src/test_helpers/ssl_helpers.c b/src/test_helpers/ssl_helpers.c
index 963938f1f8..55201c0b78 100644
--- a/src/test_helpers/ssl_helpers.c
+++ b/src/test_helpers/ssl_helpers.c
@@ -833,6 +833,12 @@ int mbedtls_test_ssl_endpoint_init(
                                              options->max_early_data_size);
     }
 #endif
+#if defined(MBEDTLS_SSL_ALPN)
+    /* check that alpn_list contains at least one valid entry */
+    if (options->alpn_list[0] != NULL) {
+        mbedtls_ssl_conf_alpn_protocols(&(ep->conf), options->alpn_list);
+    }
+#endif
 #endif
 
 #if defined(MBEDTLS_SSL_CACHE_C) && defined(MBEDTLS_SSL_SRV_C)