diff --git a/src/libs/utils/stringutils.cpp b/src/libs/utils/stringutils.cpp
index 9e0df1bc6f2..d21c7cb9bc1 100644
--- a/src/libs/utils/stringutils.cpp
+++ b/src/libs/utils/stringutils.cpp
@@ -678,25 +678,4 @@ QString ansiColoredText(const QString &text, const QColor &color)
     return formatString.arg(color.red()).arg(color.green()).arg(color.blue()).arg(text);
 }
 
-static HighlightCallback &codeHighlighter()
-{
-    static HighlightCallback s_highlighter;
-    return s_highlighter;
-}
-
-QTextDocument *highlightCode(const QString &code, const QString &mimeType)
-{
-    if (const auto highlighter = codeHighlighter())
-        return highlighter(code, mimeType);
-
-    QTextDocument *doc = new QTextDocument;
-    doc->setPlainText(code);
-    return doc;
-}
-
-void setCodeHighlighter(const HighlightCallback &highlighter)
-{
-    codeHighlighter() = highlighter;
-}
-
 } // namespace Utils
diff --git a/src/libs/utils/stringutils.h b/src/libs/utils/stringutils.h
index 599d5102ba6..141ab7f1040 100644
--- a/src/libs/utils/stringutils.h
+++ b/src/libs/utils/stringutils.h
@@ -141,8 +141,4 @@ private:
 
 QTCREATOR_UTILS_EXPORT QString ansiColoredText(const QString &text, const QColor &color);
 
-using HighlightCallback = std::function<QTextDocument *(const QString &, const QString &)>;
-QTCREATOR_UTILS_EXPORT QTextDocument *highlightCode(const QString &code, const QString &mimeType);
-QTCREATOR_UTILS_EXPORT void setCodeHighlighter(const HighlightCallback &highlighter);
-
 } // namespace Utils
diff --git a/src/libs/utils/textutils.cpp b/src/libs/utils/textutils.cpp
index 15d17554b08..c3b2822ae3e 100644
--- a/src/libs/utils/textutils.cpp
+++ b/src/libs/utils/textutils.cpp
@@ -293,4 +293,25 @@ QDebug &operator<<(QDebug &stream, const Position &pos)
     return stream;
 }
 
+static HighlightCallback &codeHighlighter()
+{
+    static HighlightCallback s_highlighter;
+    return s_highlighter;
+}
+
+QTextDocument *highlightCode(const QString &code, const QString &mimeType)
+{
+    if (const auto highlighter = codeHighlighter())
+        return highlighter(code, mimeType);
+
+    QTextDocument *doc = new QTextDocument;
+    doc->setPlainText(code);
+    return doc;
+}
+
+void setCodeHighlighter(const HighlightCallback &highlighter)
+{
+    codeHighlighter() = highlighter;
+}
+
 } // namespace Utils::Text
diff --git a/src/libs/utils/textutils.h b/src/libs/utils/textutils.h
index c2e3fecbc28..a900cb6e9d4 100644
--- a/src/libs/utils/textutils.h
+++ b/src/libs/utils/textutils.h
@@ -84,6 +84,10 @@ QTCREATOR_UTILS_EXPORT QString utf16LineTextInUtf8Buffer(const QByteArray &utf8B
 
 QTCREATOR_UTILS_EXPORT QDebug &operator<<(QDebug &stream, const Position &pos);
 
+using HighlightCallback = std::function<QTextDocument *(const QString &, const QString &)>;
+QTCREATOR_UTILS_EXPORT QTextDocument *highlightCode(const QString &code, const QString &mimeType);
+QTCREATOR_UTILS_EXPORT void setCodeHighlighter(const HighlightCallback &highlighter);
+
 } // Text
 } // Utils