2 files changed, 1 insertions, 8 deletions
diff --git a/src/corelib/json/qjsonparser.cpp b/src/corelib/json/qjsonparser.cpp
index 8721f06064..516c53775c 100644
--- a/src/corelib/json/qjsonparser.cpp
+++ b/src/corelib/json/qjsonparser.cpp
@@ -853,7 +853,7 @@ static inline bool scanUtf8Char(const char *&json, const char *end, uint *result
         uc = (uc << 6) | (ch & 0x3f);
     }
 
-    if (uc < min_uc || QChar::isNonCharacter(uc) ||
+    if (uc < min_uc ||
         QChar::isSurrogate(uc) || uc > QChar::LastValidCodePoint) {
         return false;
     }
diff --git a/src/corelib/json/qjsonwriter.cpp b/src/corelib/json/qjsonwriter.cpp
index 8426b351f6..86cca4bb26 100644
--- a/src/corelib/json/qjsonwriter.cpp
+++ b/src/corelib/json/qjsonwriter.cpp
@@ -138,13 +138,6 @@ static QByteArray escapedString(const QString &s)
             if (u < 0x0800) {
                 *cursor++ = 0xc0 | ((uchar) (u >> 6));
             } else {
-                // is it one of the Unicode non-characters?
-                if (QChar::isNonCharacter(u)) {
-                    *cursor++ = replacement;
-                    ++ch;
-                    continue;
-                }
-
                 if (QChar::requiresSurrogates(u)) {
                     *cursor++ = 0xf0 | ((uchar) (u >> 18));
                     *cursor++ = 0x80 | (((uchar) (u >> 12)) & 0x3f);