diff --git a/projects/kiwano.vcxproj b/projects/kiwano.vcxproj
index 38c631e2..487c448c 100644
--- a/projects/kiwano.vcxproj
+++ b/projects/kiwano.vcxproj
@@ -115,6 +115,7 @@
+
diff --git a/projects/kiwano.vcxproj.filters b/projects/kiwano.vcxproj.filters
index 00c3e074..2c0c057d 100644
--- a/projects/kiwano.vcxproj.filters
+++ b/projects/kiwano.vcxproj.filters
@@ -491,5 +491,8 @@
renderer
+
+ base
+
\ No newline at end of file
diff --git a/src/kiwano-audio/src/audio.h b/src/kiwano-audio/src/audio.h
index b1303a5f..a28c03f4 100644
--- a/src/kiwano-audio/src/audio.h
+++ b/src/kiwano-audio/src/audio.h
@@ -30,15 +30,11 @@ namespace kiwano
{
class KGE_API Audio
: public Singleton