diff --git a/src/plugins/taglib_plugin/TaglibMetadataReader.cpp b/src/plugins/taglib_plugin/TaglibMetadataReader.cpp
index abd59db19..c2bb208e1 100644
--- a/src/plugins/taglib_plugin/TaglibMetadataReader.cpp
+++ b/src/plugins/taglib_plugin/TaglibMetadataReader.cpp
@@ -81,6 +81,8 @@
 #include <vector>
 #include <string>
 #include <iostream>
+#include <functional>
+#include <cctype>
 
 #ifdef WIN32
 #define FFMPEG_DECODER