diff --git a/programs/ssl/ssl_server2.c b/programs/ssl/ssl_server2.c
index 1d6cc12..3bcee9a 100644
--- a/programs/ssl/ssl_server2.c
+++ b/programs/ssl/ssl_server2.c
@@ -617,7 +617,7 @@
     int event;                  /* loop or event-driven IO? level or edge triggered? */
     uint32_t read_timeout;      /* timeout on mbedtls_ssl_read() in milliseconds    */
     const char *exp_label;      /* label to input into mbedtls_ssl_export_keying_material() */
-    int exp_len;                /* Lenght of key to export using mbedtls_ssl_export_keying_material() */
+    int exp_len;                /* Length of key to export using mbedtls_ssl_export_keying_material() */
     int response_size;          /* pad response with header to requested size */
     uint16_t buffer_size;       /* IO buffer size */
     const char *ca_file;        /* the file with the CA certificate(s)      */