diff -bur sword-1.7.4.orig/include/utf8transliterator.h sword-1.7.4/include/utf8transliterator.h
--- sword-1.7.4.orig/include/utf8transliterator.h	2013-07-18 00:34:43.000000000 +0200
+++ sword-1.7.4/include/utf8transliterator.h	2019-04-13 23:12:32.614203906 +0200
@@ -50,11 +50,11 @@
 class SWModule;
 
 struct SWTransData {
-	UnicodeString resource;
+	icu::UnicodeString resource;
 	UTransDirection dir;
 };
-typedef std::map<const UnicodeString, SWTransData> SWTransMap;
-typedef std::pair<UnicodeString, SWTransData> SWTransPair;
+typedef std::map<const icu::UnicodeString, SWTransData> SWTransMap;
+typedef std::pair<icu::UnicodeString, SWTransData> SWTransPair;
 
 /** This Filter uses ICU for transliteration
 */
@@ -77,11 +77,11 @@
 	UErrorCode utf8status;
 
 	void Load(UErrorCode &status);
-	void registerTrans(const UnicodeString& ID, const UnicodeString& resource, UTransDirection dir, UErrorCode &status);	
-	bool checkTrans(const UnicodeString& ID, UErrorCode &status);
+	void registerTrans(const icu::UnicodeString& ID, const icu::UnicodeString& resource, UTransDirection dir, UErrorCode &status);	
+	bool checkTrans(const icu::UnicodeString& ID, UErrorCode &status);
 #endif
 	bool addTrans(const char* newTrans, SWBuf* transList);
-	Transliterator *createTrans(const UnicodeString& ID, UTransDirection dir, UErrorCode &status);
+	icu::Transliterator *createTrans(const icu::UnicodeString& ID, UTransDirection dir, UErrorCode &status);
 
 public:
 	UTF8Transliterator();
diff -bur sword-1.7.4.orig/src/modules/filters/utf8nfc.cpp sword-1.7.4/src/modules/filters/utf8nfc.cpp
--- sword-1.7.4.orig/src/modules/filters/utf8nfc.cpp	2014-04-17 05:56:12.000000000 +0200
+++ sword-1.7.4/src/modules/filters/utf8nfc.cpp	2019-04-13 23:20:04.374845084 +0200
@@ -46,11 +46,11 @@
 		return -1;
         
 	err = U_ZERO_ERROR;
-	UnicodeString source(text.getRawData(), text.length(), conv, err);
-	UnicodeString target;
+	icu::UnicodeString source(text.getRawData(), text.length(), conv, err);
+	icu::UnicodeString target;
 
 	err = U_ZERO_ERROR;
-	Normalizer::normalize(source, UNORM_NFC, 0, target, err);
+	icu::Normalizer::normalize(source, UNORM_NFC, 0, target, err);
 
 	err = U_ZERO_ERROR;
 	text.setSize(text.size()*2); // potentially, it can grow to 2x the original size
diff -bur sword-1.7.4.orig/src/modules/filters/utf8transliterator.cpp sword-1.7.4/src/modules/filters/utf8transliterator.cpp
--- sword-1.7.4.orig/src/modules/filters/utf8transliterator.cpp	2013-07-18 00:44:29.000000000 +0200
+++ sword-1.7.4/src/modules/filters/utf8transliterator.cpp	2019-04-13 23:18:33.983429613 +0200
@@ -328,9 +328,9 @@
 }
 
 
-Transliterator * UTF8Transliterator::createTrans(const UnicodeString& ID, UTransDirection dir, UErrorCode &status )
+icu::Transliterator * UTF8Transliterator::createTrans(const icu::UnicodeString& ID, UTransDirection dir, UErrorCode &status )
 {
-	Transliterator *trans = Transliterator::createInstance(ID,UTRANS_FORWARD,status);
+	icu::Transliterator *trans = icu::Transliterator::createInstance(ID,UTRANS_FORWARD,status);
 	if (U_FAILURE(status)) {
 		delete trans;
 		return NULL;
@@ -906,9 +906,9 @@
                 addTrans("NFC", &ID);
 
                 err = U_ZERO_ERROR;
-                Transliterator * trans = createTrans(UnicodeString(ID), UTRANS_FORWARD, err);
+		icu::Transliterator * trans = createTrans(icu::UnicodeString(ID), UTRANS_FORWARD, err);
                 if (trans && !U_FAILURE(err)) {
-                        UnicodeString target = UnicodeString(source);
+			icu::UnicodeString target = icu::UnicodeString(source);
 			trans->transliterate(target);
 			text.setSize(text.size()*2);
 			len = ucnv_fromUChars(conv, text.getRawData(), text.size(), target.getBuffer(), target.length(), &err);