diff --git a/lib/hx509/revoke.c b/lib/hx509/revoke.c
index 4b53a6fc7..2bd6e68ad 100644
--- a/lib/hx509/revoke.c
+++ b/lib/hx509/revoke.c
@@ -1151,7 +1151,7 @@ print_ocsp(hx509_context context, struct revoke_ocsp *ocsp, FILE *out)
 	    status = "element unknown";
 	}
 
-	fprintf(out, "\t%zu. status: %s\n", i, status);
+	fprintf(out, "\t%llu. status: %s\n", (unsigned long long)i, status);
 
 	fprintf(out, "\tthisUpdate: %s\n",
 		printable_time(ocsp->ocsp.tbsResponseData.responses.val[i].thisUpdate));
diff --git a/lib/krb5/changepw.c b/lib/krb5/changepw.c
index 10479dcd5..bc2d094a3 100644
--- a/lib/krb5/changepw.c
+++ b/lib/krb5/changepw.c
@@ -330,7 +330,7 @@ process_reply (krb5_context context,
 
     if (len < 6) {
 	str2data (result_string, "server %s sent to too short message "
-		  "(%zu bytes)", host, len);
+		  "(%llu bytes)", host, (unsigned long long)len);
 	*result_code = KRB5_KPASSWD_MALFORMED;
 	return 0;
     }
diff --git a/lib/libedit/src/fgetln.c b/lib/libedit/src/fgetln.c
index 6c4f320c1..ea91a187d 100644
--- a/lib/libedit/src/fgetln.c
+++ b/lib/libedit/src/fgetln.c
@@ -99,7 +99,7 @@ main(int argc, char *argv[])
 	size_t len;
 
 	while ((p = fgetln(stdin, &len)) != NULL) {
-		(void)printf("%zu %s", len, p);
+		(void)printf("%llu %s", (unsigned long long)len, p);
 		free(p);
 	}
 	return 0;
diff --git a/lib/libedit/src/filecomplete.c b/lib/libedit/src/filecomplete.c
index 1dcf75bd9..da13eff68 100644
--- a/lib/libedit/src/filecomplete.c
+++ b/lib/libedit/src/filecomplete.c
@@ -530,8 +530,8 @@ fn_complete(EditLine *el,
 			 */
 			if (matches_num > query_items) {
 				(void)fprintf(el->el_outfile,
-				    "Display all %zu possibilities? (y or n) ",
-				    matches_num);
+				    "Display all %llu possibilities? (y or n) ",
+				    (unsigned long long)matches_num);
 				(void)fflush(el->el_outfile);
 				if (getc(stdin) != 'y')
 					match_display = 0;