diff --git a/src/core/lvmdevice.cpp b/src/core/lvmdevice.cpp
index ad73c52..f572e19 100644
--- a/src/core/lvmdevice.cpp
+++ b/src/core/lvmdevice.cpp
@@ -471,3 +471,22 @@ bool LvmDevice::deactivateLV(Report& report, LvmDevice& dev, Partition& part)
               part.partitionPath() });
     return deactivate.run(-1) && deactivate.exitCode() == 0;
 }
+
+bool LvmDevice::activateVG(Report& report, const LvmDevice& dev)
+{
+    ExternalCommand deactivate(report, QStringLiteral("lvm"),
+            { QStringLiteral("vgchange"),
+              QStringLiteral("--activate"), QStringLiteral("y"),
+              dev.name() });
+    return deactivate.run(-1) && deactivate.exitCode() == 0;
+}
+
+bool LvmDevice::activateLV(Report& report, LvmDevice& dev, Partition& part)
+{
+    Q_UNUSED(dev);
+    ExternalCommand deactivate(report, QStringLiteral("lvm"),
+            { QStringLiteral("lvchange"),
+              QStringLiteral("--activate"), QStringLiteral("y"),
+              part.partitionPath() });
+    return deactivate.run(-1) && deactivate.exitCode() == 0;
+}
diff --git a/src/core/lvmdevice.h b/src/core/lvmdevice.h
index f6732ff..19d4b62 100644
--- a/src/core/lvmdevice.h
+++ b/src/core/lvmdevice.h
@@ -75,6 +75,7 @@ public:
     static bool createLVSnapshot(Report& report, LvmDevice& dev, Partition& lvpart, const QString& name, const qint64 extents = 0);
     static bool resizeLV(Report& report, LvmDevice& dev, Partition& part);
     static bool deactivateLV(Report& report, LvmDevice& dev, Partition& part);
+    static bool activateLV(Report& report, LvmDevice& dev, Partition& part);
 
     static bool removePV(Report& report, LvmDevice& dev, const QString& pvPath);
     static bool insertPV(Report& report, LvmDevice& dev, const QString& pvPath);
@@ -83,6 +84,7 @@ public:
     static bool removeVG(Report& report, LvmDevice& dev);
     static bool createVG(Report& report, const QString vgname, const QStringList pvlist, const qint32 peSize = 4); // peSize in megabytes
     static bool deactivateVG(Report& report, const LvmDevice& dev);
+    static bool activateVG(Report& report, const LvmDevice& dev);
 
 protected:
     void initPartitions();