diff --git a/components/esm/loadspel.cpp b/components/esm/loadspel.cpp
index cd630d6ab..96c048e0a 100644
--- a/components/esm/loadspel.cpp
+++ b/components/esm/loadspel.cpp
@@ -10,6 +10,7 @@ namespace ESM
 
     void Spell::load(ESMReader &esm)
     {
+        mEffects.mList.clear();
         bool hasData = false;
         while (esm.hasMoreSubs())
         {