diff --git a/test/unit/text/script_runs.cpp b/test/unit/text/script_runs.cpp
index 10eec295f..8b101f456 100644
--- a/test/unit/text/script_runs.cpp
+++ b/test/unit/text/script_runs.cpp
@@ -5,7 +5,7 @@
 
 TEST_CASE("nested script runs")
 {
-    mapnik::value_unicode_string text("Nested text runs(первый(second(третий)))"); //mixed scripts
+    mapnik::value_unicode_string text(u"Nested text runs(первый(second(третий)))"); //mixed scripts
     ScriptRun runs(text.getBuffer(), text.length());
     std::size_t count = 0;
     std::size_t size = 0;