diff --git a/systemd-mini.spec b/systemd-mini.spec
index 502c0ac6..5ed9d5d2 100644
--- a/systemd-mini.spec
+++ b/systemd-mini.spec
@@ -508,9 +508,14 @@ Requires:       %{name} = %{version}-%{release}
 
 %description experimental
 This package contains optional extra systemd services that are
-considered a preview feature. Components that turn out to be
-stable may be merged into the main package later. Use at your own
-risk.
+considered a preview feature. Behaviour details and option names are
+subject to change without the usual backwards-compatibility promises.
+
+Components that turn out to be stable may be merged into the main or a
+dedicated package later.
+
+Use at your own risk.
+
 
 %if ! 0%{?bootstrap}
 %lang_package
diff --git a/systemd.spec b/systemd.spec
index 678d1ee3..d31ca44b 100644
--- a/systemd.spec
+++ b/systemd.spec
@@ -506,9 +506,14 @@ Requires:       %{name} = %{version}-%{release}
 
 %description experimental
 This package contains optional extra systemd services that are
-considered a preview feature. Components that turn out to be
-stable may be merged into the main package later. Use at your own
-risk.
+considered a preview feature. Behaviour details and option names are
+subject to change without the usual backwards-compatibility promises.
+
+Components that turn out to be stable may be merged into the main or a
+dedicated package later.
+
+Use at your own risk.
+
 
 %if ! 0%{?bootstrap}
 %lang_package