diff --git a/lib/voicemeeter/base.rb b/lib/voicemeeter/base.rb
index f30fd81..96043bb 100644
--- a/lib/voicemeeter/base.rb
+++ b/lib/voicemeeter/base.rb
@@ -207,9 +207,9 @@ module Voicemeeter
       data.each do |key, hash|
         case key.to_s.split("-")
         in [/strip|bus|button/ => kls, /^[0-9]+$/ => index]
-          target = send(kls)
+          target = public_send(kls)
         in ["vban", /in|instream|out|oustream/ => dir, /^[0-9]+$/ => index]
-          target = vban.send("#{dir.chomp("stream")}stream")
+          target = vban.public_send("#{dir.chomp("stream")}stream")
         else
           raise KeyError, "invalid config key '#{key}'"
         end
diff --git a/lib/voicemeeter/iremote.rb b/lib/voicemeeter/iremote.rb
index 4376fa9..556f55c 100644
--- a/lib/voicemeeter/iremote.rb
+++ b/lib/voicemeeter/iremote.rb
@@ -37,12 +37,12 @@ module Voicemeeter
     def apply(params)
       params.each do |key, val|
         if val.is_a? Hash
-          target = send(key)
+          target = pulic_send(key)
           target.apply(val)
         elsif key == :mode
-          mode.send("#{val}=", true)
+          mode.pulic_send("#{val}=", true)
         else
-          send("#{key}=", val)
+          pulic_send("#{key}=", val)
         end
       end
     end