4 files changed, 6 insertions, 0 deletions
diff --git a/i18nutil/source/utility/casefolding.cxx b/i18nutil/source/utility/casefolding.cxx
index 140fa8cd71e0..0b01565a4466 100644
--- a/i18nutil/source/utility/casefolding.cxx
+++ b/i18nutil/source/utility/casefolding.cxx
@@ -19,8 +19,11 @@
 
 #include <i18nutil/casefolding.hxx>
 #include "casefolding_data.h"
+#include <i18nutil/oneToOneMapping.hxx>
 #include <i18nutil/widthfolding.hxx>
 #include <i18nutil/transliteration.hxx>
+#include <com/sun/star/lang/Locale.hpp>
+#include <com/sun/star/uno/RuntimeException.hpp>
 
 using namespace com::sun::star::lang;
 using namespace com::sun::star::uno;
diff --git a/i18nutil/source/utility/oneToOneMapping.cxx b/i18nutil/source/utility/oneToOneMapping.cxx
index 0fdea0599004..d321b49de765 100644
--- a/i18nutil/source/utility/oneToOneMapping.cxx
+++ b/i18nutil/source/utility/oneToOneMapping.cxx
@@ -18,6 +18,7 @@
  */
 
 #include <i18nutil/oneToOneMapping.hxx>
+#include <string.h>
 
 namespace i18nutil {
 
diff --git a/i18nutil/source/utility/paper.cxx b/i18nutil/source/utility/paper.cxx
index c2728f697183..9c1476c0dc03 100644
--- a/i18nutil/source/utility/paper.cxx
+++ b/i18nutil/source/utility/paper.cxx
@@ -30,6 +30,7 @@
 #include <utility>
 #include <cstdlib>
 #include <unotools/configmgr.hxx>
+#include <com/sun/star/lang/Locale.hpp>
 
 #ifdef UNX
 #include <stdio.h>
diff --git a/i18nutil/source/utility/widthfolding.cxx b/i18nutil/source/utility/widthfolding.cxx
index 535f76a894c4..62c4aa14b1e5 100644
--- a/i18nutil/source/utility/widthfolding.cxx
+++ b/i18nutil/source/utility/widthfolding.cxx
@@ -18,6 +18,7 @@
  */
 
 #include <i18nutil/widthfolding.hxx>
+#include <com/sun/star/uno/Sequence.hxx>
 #include "widthfolding_data.h"
 
 using namespace com::sun::star::uno;