diff --git a/apps/openmw/mwmechanics/activespells.cpp b/apps/openmw/mwmechanics/activespells.cpp
index cc0dcec79..5885a612b 100644
--- a/apps/openmw/mwmechanics/activespells.cpp
+++ b/apps/openmw/mwmechanics/activespells.cpp
@@ -324,14 +324,18 @@ namespace MWMechanics
 
         Make it easy to get an effect's duration
     */
-    float ActiveSpells::getEffectDuration(short effectId)
+    float ActiveSpells::getEffectDuration(short effectId, std::string sourceId)
     {
         for (TContainer::iterator it = mSpells.begin(); it != mSpells.end(); ++it)
         {
-            for (std::vector<ActiveEffect>::iterator effectIt = it->second.mEffects.begin();
-                effectIt != it->second.mEffects.end();)
+            if (sourceId.compare(it->first) == 0)
             {
-                return effectIt->mDuration;
+                for (std::vector<ActiveEffect>::iterator effectIt = it->second.mEffects.begin();
+                    effectIt != it->second.mEffects.end(); it++)
+                {
+                    if (effectIt->mEffectId == effectId)
+                        return effectIt->mDuration;
+                }
             }
         }
         return 0.f;
diff --git a/apps/openmw/mwmechanics/activespells.hpp b/apps/openmw/mwmechanics/activespells.hpp
index a9c3a2761..c29c0cbd3 100644
--- a/apps/openmw/mwmechanics/activespells.hpp
+++ b/apps/openmw/mwmechanics/activespells.hpp
@@ -109,7 +109,7 @@ namespace MWMechanics
 
                 Make it easy to get an effect's duration
             */
-            float getEffectDuration(short effectId);
+            float getEffectDuration(short effectId, std::string sourceId);
             /*
                 End of tes3mp addition
             */
diff --git a/apps/openmw/mwmechanics/summoning.cpp b/apps/openmw/mwmechanics/summoning.cpp
index fcf0826ce..5be5e247e 100644
--- a/apps/openmw/mwmechanics/summoning.cpp
+++ b/apps/openmw/mwmechanics/summoning.cpp
@@ -111,8 +111,8 @@ namespace MWMechanics
                             objectList->packetOrigin = mwmp::CLIENT_GAMEPLAY;
 
                             MWMechanics::CreatureStats *actorCreatureStats = &mActor.getClass().getCreatureStats(mActor);
-
-                            objectList->addObjectSpawn(placed, mActor, actorCreatureStats->getActiveSpells().getEffectDuration(it->first));
+                            float duration = actorCreatureStats->getActiveSpells().getEffectDuration(it->first, it->second);
+                            objectList->addObjectSpawn(placed, mActor, duration);
                             objectList->sendObjectSpawn();
                         }