diff --git a/ssl/s3_lib.c b/ssl/s3_lib.c
index 1f778c3423..e8ec98c221 100644
--- a/ssl/s3_lib.c
+++ b/ssl/s3_lib.c
@@ -3371,6 +3371,10 @@ void ssl3_free(SSL *s)
     OPENSSL_free(sc->s3.alpn_selected);
     OPENSSL_free(sc->s3.alpn_proposed);
 
+#ifndef OPENSSL_NO_PSK
+    OPENSSL_free(sc->s3.tmp.psk);
+#endif
+
 #ifndef OPENSSL_NO_SRP
     ssl_srp_ctx_free_intern(sc);
 #endif