diff --git a/tests/valgrind.supp b/tests/valgrind.supp
index 77a66ecc..002e1e54 100644
--- a/tests/valgrind.supp
+++ b/tests/valgrind.supp
@@ -271,7 +271,6 @@
    fun:torture_run_tests
    fun:main
 }
-
 ## libkrb5
 # krb5_mcc_generate_new allocates a hashtab on a static global variable
 # It doesn't get freed.
@@ -284,3 +283,30 @@
    ...
    fun:krb5_mcc_generate_new*
 }
+{
+   Error string from acquire creds in krb5
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   ...
+   fun:krb5_gss_save_error_string
+   fun:UnknownInlinedFun
+   fun:acquire_cred_context.isra.0
+   fun:acquire_cred_from.isra.0
+   fun:gss_add_cred_from
+   fun:gss_acquire_cred_from
+   ...
+   fun:gss_acquire_cred
+}
+{
+   error string from gss init sec context
+   Memcheck:Leak
+   match-leak-kinds: reachable
+   fun:malloc
+   ...
+   fun:krb5_gss_save_error_string
+   fun:UnknownInlinedFun
+   fun:krb5_gss_init_sec_context_ext
+   fun:krb5_gss_init_sec_context
+   fun:gss_init_sec_context
+}