diff --git a/documentation/content/en/articles/freebsd-src-lsp/_index.adoc b/documentation/content/en/articles/freebsd-src-lsp/_index.adoc
--- a/documentation/content/en/articles/freebsd-src-lsp/_index.adoc
+++ b/documentation/content/en/articles/freebsd-src-lsp/_index.adoc
@@ -234,10 +234,10 @@
 
 [source,shell]
 ....
-# bear -a make buildworld buildkernel -j`sysctl -n hw.ncpu`
+# bear --append make buildworld buildkernel -j`sysctl -n hw.ncpu`
 ....
 
-The `-a` flag tells `bear` to read an existing compilation database if it is present, and append the results to the database.
+The `--append` flag tells `bear` to read an existing compilation database if it is present, and append the results to the database.
 Entries with duplicated command key are merged.
 The generated compilation database by default is saved in the current working directory as [.filename]#compiler_commands.json#.