diff --git a/apps/openmw/mwmechanics/actors.cpp b/apps/openmw/mwmechanics/actors.cpp
index e1d738078..c0f9e803d 100644
--- a/apps/openmw/mwmechanics/actors.cpp
+++ b/apps/openmw/mwmechanics/actors.cpp
@@ -481,9 +481,9 @@ namespace MWMechanics
             Spells & spells = creatureStats.getSpells();
             for (Spells::TIterator it = spells.begin(); it != spells.end(); ++it)
             {
-                if (spells.mCorprusSpells.find(it->first) != spells.mCorprusSpells.end())
+                if (spells.getCorprusSpells().find(it->first) != spells.getCorprusSpells().end())
                 {
-                    if (MWBase::Environment::get().getWorld()->getTimeStamp() >= spells.mCorprusSpells[it->first].mNextWorsening)
+                    if (MWBase::Environment::get().getWorld()->getTimeStamp() >= spells.getCorprusSpells().at(it->first).mNextWorsening)
                     {
                         spells.worsenCorprus(it->first);
 
diff --git a/apps/openmw/mwmechanics/spells.cpp b/apps/openmw/mwmechanics/spells.cpp
index 3d8a78bcc..1d2ef827f 100644
--- a/apps/openmw/mwmechanics/spells.cpp
+++ b/apps/openmw/mwmechanics/spells.cpp
@@ -255,6 +255,11 @@ namespace MWMechanics
         return false;
     }
 
+    const std::map<std::string, Spells::CorprusStats> &Spells::getCorprusSpells() const
+    {
+        return mCorprusSpells;
+    }
+
     bool Spells::canUsePower(const std::string &power) const
     {
         std::map<std::string, MWWorld::TimeStamp>::const_iterator it = mUsedPowers.find(power);
diff --git a/apps/openmw/mwmechanics/spells.hpp b/apps/openmw/mwmechanics/spells.hpp
index 576aca9af..c1dd3e159 100644
--- a/apps/openmw/mwmechanics/spells.hpp
+++ b/apps/openmw/mwmechanics/spells.hpp
@@ -31,10 +31,17 @@ namespace MWMechanics
     {
         public:
 
-
             typedef std::map<std::string, std::map<const int, float> > TContainer; // ID, <effect index, normalised random magnitude>
             typedef TContainer::const_iterator TIterator;
 
+            struct CorprusStats
+            {
+                static const int sWorseningPeriod = 24;
+
+                int mWorsenings;
+                MWWorld::TimeStamp mNextWorsening;
+            };
+
         private:
 
             TContainer mSpells;
@@ -44,22 +51,14 @@ namespace MWMechanics
 
             std::map<std::string, MWWorld::TimeStamp> mUsedPowers;
 
-        public:
-            struct CorprusStats
-            {
-                static const int sWorseningPeriod = 24;
-
-                int mWorsenings;
-                MWWorld::TimeStamp mNextWorsening;
-            };
-
             std::map<std::string, CorprusStats> mCorprusSpells;
-            void worsenCorprus(const std::string &corpSpellId);
-
-            static bool hasCorprusEffect(const ESM::Spell *spell);
 
         public:
 
+            void worsenCorprus(const std::string &corpSpellId);
+            static bool hasCorprusEffect(const ESM::Spell *spell);
+            const std::map<std::string, CorprusStats> & getCorprusSpells() const;
+
             bool canUsePower (const std::string& power) const;
             void usePower (const std::string& power);