diff --git a/build/usr/local/bin/autodoc b/build/usr/local/bin/autodoc
index cc43353..7677144 100755
--- a/build/usr/local/bin/autodoc
+++ b/build/usr/local/bin/autodoc
@@ -6,7 +6,7 @@
 
 g_bin="$(readlink -f "$(which "$0")")"
 g_lib=${g_bin/"bin"/"lib"}
-declare -a g_plugins
+declare -a g_build_systems
 
 #
 # load base program
diff --git a/build/usr/local/lib/autodoc/handle_inotify b/build/usr/local/lib/autodoc/handle_inotify
index d199ff2..1637f4a 100644
--- a/build/usr/local/lib/autodoc/handle_inotify
+++ b/build/usr/local/lib/autodoc/handle_inotify
@@ -7,9 +7,9 @@ do_compile() { # $1:DIR $2:OBJECT $3:DONE
   local object="$2"
   local done="${3:-0}"
 
-  # build plugins
-  for plugin in ${g_plugins[@]}; do
-    try_${plugin} "${dir}" "${object}" \
+  # build systems
+  for build_system in ${g_build_systems[@]}; do
+    try_${build_system} "${dir}" "${object}" \
     && local done="1"
   done
 
diff --git a/build/usr/local/lib/autodoc/plugins/make.sh b/build/usr/local/lib/autodoc/plugins/make.sh
index 7b4d1d1..af34c12 100644
--- a/build/usr/local/lib/autodoc/plugins/make.sh
+++ b/build/usr/local/lib/autodoc/plugins/make.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-g_plugins+=(make)
+g_build_systems+=(make)
 
 # compile using bare make command
 do_make() { # $1:DIR $2:MAKEFILE $3:OBJECT