diff --git a/curl.spec b/curl.spec
index b191189..20e97c0 100644
--- a/curl.spec
+++ b/curl.spec
@@ -200,9 +200,9 @@ printf "1112\n1455\n1801\n" >> tests/data/DISABLED
 echo "1319" >> tests/data/DISABLED
 %endif
 
-# temporarily disable test 582 on s390x (client times out)
+# temporarily disable tests 582 and 1452 on s390x (client times out)
 %ifarch s390x
-echo "582" >> tests/data/DISABLED
+printf "582\n1452\n" >> tests/data/DISABLED
 %endif
 
 # temporarily disable tests 702 703 716 on armv7hl (#1829180)