diff --git a/src/os/windows/crashlog_win.cpp b/src/os/windows/crashlog_win.cpp
index 802802839d..c23bb4150a 100644
--- a/src/os/windows/crashlog_win.cpp
+++ b/src/os/windows/crashlog_win.cpp
@@ -494,14 +494,14 @@ static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARA
 			char *crashlog_dos_nl = reinterpret_cast<char *>(filename_buf + filename_buf_length * filename_count);
 
 			/* Convert unix -> dos newlines because the edit box only supports that properly. */
-			const char *crashlog_unix_nl = crashlog.c_str();
-			char *p = crashlog_dos_nl;
-			char32_t c;
-			while ((c = Utf8Consume(&crashlog_unix_nl))) {
-				if (c == '\n') p += Utf8Encode(p, '\r');
-				p += Utf8Encode(p, c);
+			{
+				char *p = crashlog_dos_nl;
+				for (char c : crashlog) {
+					if (c == '\n') *(p++) = '\r';
+					*(p++) = c;
+				}
+				*p = '\0';
 			}
-			*p = '\0';
 
 			_snwprintf(
 				crash_desc_buf,