diff --git a/sflphone-common/src/MimeParameters.h b/sflphone-common/src/MimeParameters.h
index 8aa682e78e828865336609f0e6305be40c3e9d1b..aa13cfa3aef0aa845b121e0ce26f1653522eb045 100644
--- a/sflphone-common/src/MimeParameters.h
+++ b/sflphone-common/src/MimeParameters.h
@@ -89,6 +89,9 @@
 
 #define MIME_PARAMETER_KEEP_REMOTE MimeParameters::addParameterRemote
 
+#include <cstddef>
+
+using std::ptrdiff_t;
 #include <ccrtp/rtp.h>
 #include <algorithm>
 #include <stdexcept>