diff --git a/test/integration/share/libraries/libvirt_socket_admin.rb b/test/integration/share/libraries/libvirt_socket_admin.rb
index 032be6a..cf23af0 100644
--- a/test/integration/share/libraries/libvirt_socket_admin.rb
+++ b/test/integration/share/libraries/libvirt_socket_admin.rb
@@ -33,7 +33,7 @@ def method_missing(name)
     end
   end
 
-  def respond_to_missing?(name, include_private)
+  def respond_to_missing?(name, _include_private)
     name == 'exist?'
   end
 end
diff --git a/test/integration/share/libraries/libvirt_socket_ro.rb b/test/integration/share/libraries/libvirt_socket_ro.rb
index 623529c..53c5a00 100644
--- a/test/integration/share/libraries/libvirt_socket_ro.rb
+++ b/test/integration/share/libraries/libvirt_socket_ro.rb
@@ -33,7 +33,7 @@ def method_missing(name)
     end
   end
 
-  def respond_to_missing?(name, include_private)
+  def respond_to_missing?(name, _include_private)
     name == 'exist?'
   end
 end
diff --git a/test/integration/share/libraries/libvirt_socket_rw.rb b/test/integration/share/libraries/libvirt_socket_rw.rb
index eeb4452..018b3ed 100644
--- a/test/integration/share/libraries/libvirt_socket_rw.rb
+++ b/test/integration/share/libraries/libvirt_socket_rw.rb
@@ -33,7 +33,7 @@ def method_missing(name)
     end
   end
 
-  def respond_to_missing?(name, include_private)
+  def respond_to_missing?(name, _include_private)
     name == 'exist?'
   end
 end