diff --git a/ChangeLog b/ChangeLog
index ee9c7914..4d27a1f2 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+09/11/2024
+- change warnings about not passing unknown claim types into debug messages; see #1263; thanks @nclarkau
+- bump to 2.4.16.4rc1
+
 09/09/2024
 - fix accepting custom cookie names in OIDCOAuthAcceptTokenAs cookie:<name>; see #1261; thanks @bbartke
 - bump to 2.4.16.4rc0
diff --git a/configure.ac b/configure.ac
index 1079fb84..8a824d89 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,4 +1,4 @@
-AC_INIT([mod_auth_openidc],[2.4.16.4rc0],[hans.zandbelt@openidc.com])
+AC_INIT([mod_auth_openidc],[2.4.16.4rc1],[hans.zandbelt@openidc.com])
 
 AC_SUBST(NAMEVER, AC_PACKAGE_TARNAME()-AC_PACKAGE_VERSION())
 
diff --git a/src/util.c b/src/util.c
index fee3c648..1cdc43ee 100644
--- a/src/util.c
+++ b/src/util.c
@@ -1622,10 +1622,10 @@ void oidc_util_set_app_infos(request_rec *r, json_t *j_attrs, const char *claim_
 				} else {
 
 					/* don't know how to handle a non-string array element */
-					oidc_warn(r,
-						  "unhandled in-array JSON object type [%d] for key \"%s\" when "
-						  "parsing claims array elements",
-						  elem->type, s_key);
+					oidc_debug(r,
+						   "unhandled in-array JSON object type [%d] for key \"%s\" when "
+						   "parsing claims array elements",
+						   elem->type, s_key);
 				}
 			}
 
@@ -1635,8 +1635,8 @@ void oidc_util_set_app_infos(request_rec *r, json_t *j_attrs, const char *claim_
 		} else {
 
 			/* no string and no array, so unclear how to handle this */
-			oidc_warn(r, "unhandled JSON object type [%d] for key \"%s\" when parsing claims",
-				  j_value->type, s_key);
+			oidc_debug(r, "unhandled JSON object type [%d] for key \"%s\" when parsing claims",
+				   j_value->type, s_key);
 		}
 
 		iter = json_object_iter_next(j_attrs, iter);