--- src/libedataserver/e-alphabet-index-private.cpp.orig	2021-10-29 07:18:27 UTC
+++ src/libedataserver/e-alphabet-index-private.cpp
@@ -77,7 +77,7 @@ _e_alphabet_index_cxx_get_index (EAlphabetIndex  *alph
 				 const gchar     *word)
 {
 	UErrorCode status = U_ZERO_ERROR;
-	UnicodeString string;
+	icu::UnicodeString string;
 	gint index;
 
 	g_return_val_if_fail (alphabet_index != NULL, -1);
@@ -130,7 +130,7 @@ _e_alphabet_index_cxx_get_labels (EAlphabetIndex  *alp
 
 	for (i = 0; alphabet_index->priv->nextBucket (status); i++) {
 		UAlphabeticIndexLabelType label_type;
-		UnicodeString ustring;
+		icu::UnicodeString ustring;
 		std::string string;
 
 		label_type = alphabet_index->priv->getBucketLabelType ();
--- src/libedataserver/e-transliterator-private.cpp.orig	2021-10-29 07:18:27 UTC
+++ src/libedataserver/e-transliterator-private.cpp
@@ -75,7 +75,7 @@ gchar *
 _e_transliterator_cxx_transliterate (ETransliterator  *transliterator,
 				     const gchar      *str)
 {
-	UnicodeString transform;
+	icu::UnicodeString transform;
 	std::string sourceUTF8;
 	std::string targetUTF8;