diff --git a/headers/os/codec/AddOnManager.h b/headers/private/codec/AddOnManager.h
similarity index 100%
rename from headers/os/codec/AddOnManager.h
rename to headers/private/codec/AddOnManager.h
diff --git a/headers/os/codec/FormatManager.h b/headers/private/codec/FormatManager.h
similarity index 100%
rename from headers/os/codec/FormatManager.h
rename to headers/private/codec/FormatManager.h
diff --git a/headers/os/codec/PluginManager.h b/headers/private/codec/PluginManager.h
similarity index 100%
rename from headers/os/codec/PluginManager.h
rename to headers/private/codec/PluginManager.h
diff --git a/src/kits/codec/Jamfile b/src/kits/codec/Jamfile
index 51141de33e..4dc01791aa 100644
--- a/src/kits/codec/Jamfile
+++ b/src/kits/codec/Jamfile
@@ -1,6 +1,6 @@
 SubDir HAIKU_TOP src kits codec ;
 
-UsePrivateHeaders app media shared ;
+UsePrivateHeaders app codec media shared ;
 
 if $(CHECK_MALLOC) {
 	SubDirC++Flags -D_NO_INLINE_ASM -fcheck-memory-usage ;