diff --git a/apps/opencs/model/world/infoselectwrapper.cpp b/apps/opencs/model/world/infoselectwrapper.cpp
index d1af341c04..2e9ed6e150 100644
--- a/apps/opencs/model/world/infoselectwrapper.cpp
+++ b/apps/opencs/model/world/infoselectwrapper.cpp
@@ -65,7 +65,7 @@ const char* CSMWorld::ConstInfoSelectWrapper::FunctionEnumStrings[] = {
     "PC Endurance",
     "PC Personality",
     "PC Luck",
-    "PC Corpus",
+    "PC Corprus",
     "Weather",
     "PC Vampire",
     "Level",
@@ -105,37 +105,21 @@ const char* CSMWorld::ConstInfoSelectWrapper::RelationEnumStrings[] = {
     nullptr,
 };
 
-const char* CSMWorld::ConstInfoSelectWrapper::ComparisonEnumStrings[] = {
-    "Boolean",
-    "Integer",
-    "Numeric",
-    nullptr,
-};
-
-// static functions
-
-std::string CSMWorld::ConstInfoSelectWrapper::convertToString(ESM::DialogueCondition::Function name)
+namespace
 {
-    if (name < ESM::DialogueCondition::Function_None)
-        return FunctionEnumStrings[name];
-    else
+    std::string_view convertToString(ESM::DialogueCondition::Function name)
+    {
+        if (name < ESM::DialogueCondition::Function_None)
+            return CSMWorld::ConstInfoSelectWrapper::FunctionEnumStrings[name];
         return "(Invalid Data: Function)";
-}
+    }
 
-std::string CSMWorld::ConstInfoSelectWrapper::convertToString(ESM::DialogueCondition::Comparison type)
-{
-    if (type < ESM::DialogueCondition::Comp_None)
-        return RelationEnumStrings[type];
-    else
+    std::string_view convertToString(ESM::DialogueCondition::Comparison type)
+    {
+        if (type != ESM::DialogueCondition::Comp_None)
+            return CSMWorld::ConstInfoSelectWrapper::RelationEnumStrings[type - ESM::DialogueCondition::Comp_Eq];
         return "(Invalid Data: Relation)";
-}
-
-std::string CSMWorld::ConstInfoSelectWrapper::convertToString(ComparisonType type)
-{
-    if (type < Comparison_None)
-        return ComparisonEnumStrings[type];
-    else
-        return "(Invalid Data: Comparison)";
+    }
 }
 
 // ConstInfoSelectWrapper
@@ -269,7 +253,7 @@ void CSMWorld::ConstInfoSelectWrapper::updateComparisonType()
         case ESM::DialogueCondition::Function_SameFaction:
         case ESM::DialogueCondition::Function_Detected:
         case ESM::DialogueCondition::Function_Alarmed:
-        case ESM::DialogueCondition::Function_PcCorpus:
+        case ESM::DialogueCondition::Function_PcCorprus:
         case ESM::DialogueCondition::Function_PcVampire:
         case ESM::DialogueCondition::Function_Attacked:
         case ESM::DialogueCondition::Function_TalkedToPc:
@@ -457,7 +441,7 @@ std::pair<int, int> CSMWorld::ConstInfoSelectWrapper::getValidIntRange() const
         case ESM::DialogueCondition::Function_SameFaction:
         case ESM::DialogueCondition::Function_Detected:
         case ESM::DialogueCondition::Function_Alarmed:
-        case ESM::DialogueCondition::Function_PcCorpus:
+        case ESM::DialogueCondition::Function_PcCorprus:
         case ESM::DialogueCondition::Function_PcVampire:
         case ESM::DialogueCondition::Function_Attacked:
         case ESM::DialogueCondition::Function_TalkedToPc:
diff --git a/apps/opencs/model/world/infoselectwrapper.hpp b/apps/opencs/model/world/infoselectwrapper.hpp
index d8d108444f..b3b5abe462 100644
--- a/apps/opencs/model/world/infoselectwrapper.hpp
+++ b/apps/opencs/model/world/infoselectwrapper.hpp
@@ -25,11 +25,6 @@ namespace CSMWorld
 
         static const char* FunctionEnumStrings[];
         static const char* RelationEnumStrings[];
-        static const char* ComparisonEnumStrings[];
-
-        static std::string convertToString(ESM::DialogueCondition::Function name);
-        static std::string convertToString(ESM::DialogueCondition::Comparison type);
-        static std::string convertToString(ComparisonType type);
 
         ConstInfoSelectWrapper(const ESM::DialogueCondition& select);
 
diff --git a/apps/opencs/model/world/nestedcoladapterimp.cpp b/apps/opencs/model/world/nestedcoladapterimp.cpp
index 86d38f9cd2..c844c5a18f 100644
--- a/apps/opencs/model/world/nestedcoladapterimp.cpp
+++ b/apps/opencs/model/world/nestedcoladapterimp.cpp
@@ -605,7 +605,7 @@ namespace CSMWorld
             }
             case 2:
             {
-                return infoSelectWrapper.getRelationType();
+                return infoSelectWrapper.getRelationType() - ESM::DialogueCondition::Comp_Eq;
             }
             case 3:
             {
@@ -643,7 +643,8 @@ namespace CSMWorld
             }
             case 2: // Relation
             {
-                infoSelectWrapper.setRelationType(static_cast<ESM::DialogueCondition::Comparison>(value.toInt()));
+                infoSelectWrapper.setRelationType(
+                    static_cast<ESM::DialogueCondition::Comparison>(value.toInt() + ESM::DialogueCondition::Comp_Eq));
                 break;
             }
             case 3: // Value
diff --git a/apps/openmw/mwdialogue/filter.cpp b/apps/openmw/mwdialogue/filter.cpp
index acf87ccc61..295d690ce5 100644
--- a/apps/openmw/mwdialogue/filter.cpp
+++ b/apps/openmw/mwdialogue/filter.cpp
@@ -618,7 +618,7 @@ bool MWDialogue::Filter::getSelectStructBoolean(const SelectWrapper& select) con
 
             return player.getClass().getCreatureStats(player).hasBlightDisease();
 
-        case ESM::DialogueCondition::Function_PcCorpus:
+        case ESM::DialogueCondition::Function_PcCorprus:
 
             return player.getClass()
                        .getCreatureStats(player)
diff --git a/apps/openmw/mwdialogue/selectwrapper.cpp b/apps/openmw/mwdialogue/selectwrapper.cpp
index cc07ec8709..02c9d29b59 100644
--- a/apps/openmw/mwdialogue/selectwrapper.cpp
+++ b/apps/openmw/mwdialogue/selectwrapper.cpp
@@ -26,9 +26,9 @@ namespace
                 return value1 < value2;
             case ESM::DialogueCondition::Comp_Le:
                 return value1 <= value2;
+            default:
+                throw std::runtime_error("unknown compare type in dialogue info select");
         }
-
-        throw std::runtime_error("unknown compare type in dialogue info select");
     }
 
     template <typename T>
@@ -226,7 +226,7 @@ MWDialogue::SelectWrapper::Type MWDialogue::SelectWrapper::getType() const
         case ESM::DialogueCondition::Function_SameFaction:
         case ESM::DialogueCondition::Function_PcCommonDisease:
         case ESM::DialogueCondition::Function_PcBlightDisease:
-        case ESM::DialogueCondition::Function_PcCorpus:
+        case ESM::DialogueCondition::Function_PcCorprus:
         case ESM::DialogueCondition::Function_PcExpelled:
         case ESM::DialogueCondition::Function_PcVampire:
         case ESM::DialogueCondition::Function_TalkedToPc:
diff --git a/components/esm3/dialoguecondition.cpp b/components/esm3/dialoguecondition.cpp
index ba8f9586ce..a6a28307c2 100644
--- a/components/esm3/dialoguecondition.cpp
+++ b/components/esm3/dialoguecondition.cpp
@@ -45,7 +45,7 @@ namespace ESM
                 return {};
             }
         }
-        else if (rule[1] > '1' && rule[1] <= '9' || rule[1] >= 'A' && rule[1] <= 'C')
+        else if ((rule[1] > '1' && rule[1] <= '9') || (rule[1] >= 'A' && rule[1] <= 'C'))
         {
             if (rule.size() == 5)
             {
@@ -134,6 +134,8 @@ namespace ESM
     void DialogueCondition::save(ESMWriter& esm) const
     {
         auto variant = std::visit([](auto value) { return ESM::Variant(value); }, mValue);
+        if (variant.getType() != VT_Float)
+            variant.setType(VT_Int);
         std::string rule;
         rule.reserve(5 + mVariable.size());
         rule += static_cast<char>(mIndex + '0');
@@ -189,7 +191,7 @@ namespace ESM
                 start--;
             else
                 start -= 2;
-            auto result = std::to_chars(start, end, mFunction);
+            auto result = std::to_chars(start, end, static_cast<int>(mFunction));
             if (result.ec != std::errc())
             {
                 Log(Debug::Error) << "Failed to save SCVR rule";
diff --git a/components/esm3/dialoguecondition.hpp b/components/esm3/dialoguecondition.hpp
index 15ad4944f5..c06d50b601 100644
--- a/components/esm3/dialoguecondition.hpp
+++ b/components/esm3/dialoguecondition.hpp
@@ -75,7 +75,7 @@ namespace ESM
             Function_PcEndurance,
             Function_PcPersonality,
             Function_PcLuck,
-            Function_PcCorpus,
+            Function_PcCorprus,
             Function_Weather,
             Function_PcVampire,
             Function_Level,