diff --git a/src/fs/fat16.cpp b/src/fs/fat16.cpp
index 107318c..5aa6eb5 100644
--- a/src/fs/fat16.cpp
+++ b/src/fs/fat16.cpp
@@ -60,6 +60,8 @@ void fat16::init()
     m_Copy = cmdSupportCore;
     m_Backup = cmdSupportCore;
     m_UpdateUUID = findExternal(QStringLiteral("dd")) ? cmdSupportFileSystem : cmdSupportNone;
+    m_Grow = findExternal(QStringLiteral("fatresize")) ? cmdSupportFileSystem : cmdSupportNone;
+    m_Shrink = findExternal(QStringLiteral("fatresize")) ? cmdSupportFileSystem : cmdSupportNone;
     m_GetUUID = cmdSupportCore;
 }
 
@@ -157,6 +159,12 @@ bool fat16::create(Report& report, const QString& deviceNode)
     return cmd.run(-1) && cmd.exitCode() == 0;
 }
 
+bool fat16::resize(Report& report, const QString& deviceNode, qint64 length) const
+{
+    ExternalCommand cmd(report, QStringLiteral("fatresize"), { QStringLiteral("--verbose"), QStringLiteral("--size"), QString::number(length), deviceNode });
+    return cmd.run(-1) && cmd.exitCode() == 0;
+}
+
 bool fat16::updateUUID(Report& report, const QString& deviceNode) const
 {
     qint64 t = time(nullptr);
diff --git a/src/fs/fat16.h b/src/fs/fat16.h
index 2bf14d7..c5a4f72 100644
--- a/src/fs/fat16.h
+++ b/src/fs/fat16.h
@@ -47,6 +47,7 @@ public:
     bool create(Report& report, const QString& deviceNode) override;
     bool updateUUID(Report& report, const QString& deviceNode) const override;
     bool writeLabel(Report& report, const QString& deviceNode, const QString& newLabel) override;
+    bool resize(Report& report, const QString& deviceNode, qint64 length) const override;
 
     CommandSupportType supportGetUsed() const override {
         return m_GetUsed;