diff --git a/nettle.spec b/nettle.spec
index 6d2db37..78fd7c6 100644
--- a/nettle.spec
+++ b/nettle.spec
@@ -11,7 +11,11 @@
 %global hogweed_so_ver_old 5
 %endif
 
+# RHEL 9 and later include nettle in the gnutls module boundary,
+# and HMAC is calculated there with its own tool.
+%if %{defined rhel} && 0%{?rhel} < 9
 %bcond_without fips
+%endif
 
 Name:           nettle
 Version:        3.9.1