diff --git a/examples/corelib/serialization/convert/CMakeLists.txt b/examples/corelib/serialization/convert/CMakeLists.txt
index d948d76ace..1d20fb07bd 100644
--- a/examples/corelib/serialization/convert/CMakeLists.txt
+++ b/examples/corelib/serialization/convert/CMakeLists.txt
@@ -20,7 +20,7 @@ qt_standard_project_setup()
 
 qt_add_executable(convert
     cborconverter.cpp cborconverter.h
-    converter.h
+    converter.cpp converter.h
     datastreamconverter.cpp datastreamconverter.h
     debugtextdumper.cpp debugtextdumper.h
     jsonconverter.cpp jsonconverter.h
diff --git a/examples/corelib/serialization/convert/convert.pro b/examples/corelib/serialization/convert/convert.pro
index c4c6e6722a..7592de7a22 100644
--- a/examples/corelib/serialization/convert/convert.pro
+++ b/examples/corelib/serialization/convert/convert.pro
@@ -11,6 +11,7 @@ target.path = $$[QT_INSTALL_EXAMPLES]/corelib/serialization/convert
 INSTALLS += target
 
 SOURCES += main.cpp \
+    converter.cpp \
     cborconverter.cpp \
     datastreamconverter.cpp \
     debugtextdumper.cpp \
diff --git a/examples/corelib/serialization/convert/converter.cpp b/examples/corelib/serialization/convert/converter.cpp
new file mode 100644
index 0000000000..7ecd4134e9
--- /dev/null
+++ b/examples/corelib/serialization/convert/converter.cpp
@@ -0,0 +1,25 @@
+// Copyright (C) 2023 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR BSD-3-Clause
+
+#include "converter.h"
+
+Converter::Converter()
+{
+    converters().append(this);
+}
+
+Converter::~Converter()
+{
+    converters().removeAll(this);
+}
+
+QList<const Converter *> &Converter::converters()
+{
+    Q_CONSTINIT static QList<const Converter *> store;
+    return store;
+}
+
+const QList<const Converter *> &Converter::allConverters()
+{
+    return converters();
+}
diff --git a/examples/corelib/serialization/convert/main.cpp b/examples/corelib/serialization/convert/main.cpp
index a5b2c78f65..8f58043ad4 100644
--- a/examples/corelib/serialization/convert/main.cpp
+++ b/examples/corelib/serialization/convert/main.cpp
@@ -14,27 +14,6 @@
 
 using namespace Qt::StringLiterals;
 
-Converter::Converter()
-{
-    converters().append(this);
-}
-
-Converter::~Converter()
-{
-    converters().removeAll(this);
-}
-
-QList<const Converter *> &Converter::converters()
-{
-    Q_CONSTINIT static QList<const Converter *> store;
-    return store;
-}
-
-const QList<const Converter *> &Converter::allConverters()
-{
-    return converters();
-}
-
 static const Converter *prepareConverter(QString format, Converter::Direction direction,
                                          QFile *stream)
 {