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-rw-r--r--doc/apk.8.scd6
1 files changed, 4 insertions, 2 deletions
diff --git a/doc/apk.8.scd b/doc/apk.8.scd
index 1b9b6f3..23d091c 100644
--- a/doc/apk.8.scd
+++ b/doc/apk.8.scd
@@ -161,8 +161,10 @@ The following options are available for all commands.
Write progress to the specified file descriptor.
*--purge*
- Delete modified configuration files on package removal and uninstalled
- packages from cache on cache clean.
+ Purge modified configuration and cached packages. Enables deletion of
+ modified configuration files on package removal. On cache clean action
+ this enables deletion of unneeded cached packages (uninstalled packages
+ on tmpfs installations or all packages on disk installations).
*--repositories-file* _REPOFILE_
Override system repositories, see *apk-repositories*(8). Specifying this