diff --git a/src/tools/tracegen/etw.cpp b/src/tools/tracegen/etw.cpp
index cdda3bf232..cf185c3fdd 100644
--- a/src/tools/tracegen/etw.cpp
+++ b/src/tools/tracegen/etw.cpp
@@ -41,6 +41,10 @@ static void writeEtwMacro(QTextStream &stream, const Tracepoint::Field &field)
                << "TraceLoggingValue(" << name << ".width(), \"width\"), "
                << "TraceLoggingValue(" << name << ".height(), \"height\")";
         return;
+    case Tracepoint::Field::QtSize:
+        stream << "TraceLoggingValue(" << name << ".width(), \"width\"), "
+               << "TraceLoggingValue(" << name << ".height(), \"height\")";
+        return;
     case Tracepoint::Field::Pointer:
         stream << "TraceLoggingPointer(" << name << ", \"" << name << "\")";
         return;
diff --git a/src/tools/tracegen/lttng.cpp b/src/tools/tracegen/lttng.cpp
index 46168e3c5a..dd7d405e7a 100644
--- a/src/tools/tracegen/lttng.cpp
+++ b/src/tools/tracegen/lttng.cpp
@@ -61,6 +61,10 @@ static void writeCtfMacro(QTextStream &stream, const Tracepoint::Field &field)
                << "ctf_integer(int, width, " << name << ".width()) "
                << "ctf_integer(int, height, " << name << ".height()) ";
         return;
+    case Tracepoint::Field::QtSize:
+        stream << "ctf_integer(int, width, " << name << ".width()) "
+               << "ctf_integer(int, height, " << name << ".height()) ";
+        return;
     case Tracepoint::Field::Unknown:
         justified_worry("Cannot deduce CTF type for '%s %s'", qPrintable(paramType),
                         qPrintable(name));
diff --git a/src/tools/tracegen/provider.cpp b/src/tools/tracegen/provider.cpp
index 11322e951c..059a03ca8b 100644
--- a/src/tools/tracegen/provider.cpp
+++ b/src/tools/tracegen/provider.cpp
@@ -134,7 +134,8 @@ static Tracepoint::Field::BackendType backendType(QString rawType)
         { "QString",                Tracepoint::Field::QtString },
         { "QByteArray",             Tracepoint::Field::QtByteArray },
         { "QUrl",                   Tracepoint::Field::QtUrl },
-        { "QRect",                  Tracepoint::Field::QtRect }
+        { "QRect",                  Tracepoint::Field::QtRect },
+        { "QSize",                  Tracepoint::Field::QtSize }
     };
 
     auto backendType = [](const QString &rawType) {
diff --git a/src/tools/tracegen/provider.h b/src/tools/tracegen/provider.h
index 28bbb75959..86749de502 100644
--- a/src/tools/tracegen/provider.h
+++ b/src/tools/tracegen/provider.h
@@ -32,6 +32,7 @@ struct Tracepoint
             QtByteArray,
             QtUrl,
             QtRect,
+            QtSize,
             Unknown
         };