diff --git a/src/core/operationstack.cpp b/src/core/operationstack.cpp
index 3c97e93..44cbd27 100644
--- a/src/core/operationstack.cpp
+++ b/src/core/operationstack.cpp
@@ -499,15 +499,15 @@ void OperationStack::clearDevices()
     @param p pointer to the Partition to find a Device for
     @return the Device or nullptr if none could be found
 */
-const Device* OperationStack::findDeviceForPartition(const Partition* p)
+Device* OperationStack::findDeviceForPartition(const Partition* p)
 {
     QReadLocker lockDevices(&lock());
 
-    foreach(const Device *d, previewDevices()) {
+    foreach(Device *d, previewDevices()) {
         if (d->partitionTable() == nullptr)
             continue;
 
-        for (auto const &part : d->partitionTable()->children()) {
+        foreach (auto const *part, d->partitionTable()->children()) {
             if (part == p)
                 return d;
 
diff --git a/src/core/operationstack.h b/src/core/operationstack.h
index 70bf94f..b6fbfac 100644
--- a/src/core/operationstack.h
+++ b/src/core/operationstack.h
@@ -81,7 +81,7 @@ public:
         return m_Operations;    /**< @return the list of operations */
     }
 
-    const Device* findDeviceForPartition(const Partition* p);
+    Device* findDeviceForPartition(const Partition* p);
 
     QReadWriteLock& lock() {
         return m_Lock;