diff --git a/aegisub-icu.patch b/aegisub-icu.patch
index 7063c79..c7701ed 100644
--- a/aegisub-icu.patch
+++ b/aegisub-icu.patch
@@ -12,13 +12,13 @@ didn't in the past.
 Index: libaegisub/common/character_count.cpp
 ===================================================================
 --- libaegisub/common/character_count.cpp.orig	2014-12-08 02:07:09.000000000 +0200
-+++ libaegisub/common/character_count.cpp	2018-05-19 13:36:11.101071666 +0200
++++ libaegisub/common/character_count.cpp	2018-06-08 09:19:09.591507615 +0200
 @@ -36,7 +36,7 @@ icu::BreakIterator& get_break_iterator(c
  	static std::once_flag token;
  	std::call_once(token, [&] {
  		UErrorCode status = U_ZERO_ERROR;
 -		bi.reset(BreakIterator::createCharacterInstance(Locale::getDefault(), status));
-+		bi.reset(icu::BreakIterator::createCharacterInstance(icu::Locale::getDefault(), status));
++		bi.reset(U_ICU_NAMESPACE::BreakIterator::createCharacterInstance(icu::Locale::getDefault(), status));
  		if (U_FAILURE(status)) throw agi::InternalError("Failed to create character iterator");
  	});
  
@@ -27,7 +27,7 @@ Index: libaegisub/common/character_count.cpp
  	size_t count = 0;
  	auto pos = character_bi.first();
 -	for (auto end = character_bi.next(); end != BreakIterator::DONE; pos = end, end = character_bi.next()) {
-+	for (auto end = character_bi.next(); end != icu::BreakIterator::DONE; pos = end, end = character_bi.next()) {
++	for (auto end = character_bi.next(); end != U_ICU_NAMESPACE::BreakIterator::DONE; pos = end, end = character_bi.next()) {
  		if (!mask)
  			++count;
  		else {
@@ -36,23 +36,23 @@ Index: libaegisub/common/character_count.cpp
  
  	for (auto pos = bi.first(), end = bi.next(); ; --n, pos = end, end = bi.next()) {
 -		if (end == BreakIterator::DONE)
-+		if (end == icu::BreakIterator::DONE)
++		if (end == U_ICU_NAMESPACE::BreakIterator::DONE)
  			return str.size();
  		if (n == 0)
  			return pos;
 Index: src/utils.cpp
 ===================================================================
 --- src/utils.cpp.orig	2018-05-19 12:35:15.069871773 +0200
-+++ src/utils.cpp	2018-05-19 14:06:59.572174480 +0200
++++ src/utils.cpp	2018-06-08 09:22:06.796104985 +0200
 @@ -265,9 +265,9 @@ agi::fs::path SaveFileSelector(wxString
  }
  
  wxString LocalizedLanguageName(wxString const& lang) {
 -	Locale iculoc(lang.c_str());
-+	icu::Locale iculoc(lang.c_str());
++	U_ICU_NAMESPACE::Locale iculoc(lang.c_str());
  	if (!iculoc.isBogus()) {
 -		UnicodeString ustr;
-+		icu::UnicodeString ustr;
++		U_ICU_NAMESPACE::UnicodeString ustr;
  		iculoc.getDisplayName(iculoc, ustr);
  #ifdef _MSC_VER
  		return wxString(ustr.getBuffer());
diff --git a/aegisub.changes b/aegisub.changes
index cb0b864..a4d38e1 100644
--- a/aegisub.changes
+++ b/aegisub.changes
@@ -1,3 +1,8 @@
+-------------------------------------------------------------------
+Fri Jun  8 07:40:37 UTC 2018 - davejplater@gmail.com
+
+- Use portable namespace in aegisub-icu.patch.
+
 -------------------------------------------------------------------
 Sat May 19 13:07:22 UTC 2018 - davejplater@gmail.com