diff --git a/components/esm4/loadidle.cpp b/components/esm4/loadidle.cpp
index 0536c578ac..fe167a62e2 100644
--- a/components/esm4/loadidle.cpp
+++ b/components/esm4/loadidle.cpp
@@ -64,8 +64,15 @@ void ESM4::IdleAnimation::load(ESM4::Reader& reader)
                 reader.skipSubRecordData();
                 break;
             }
+            case ESM4::SUB_MODL:
+                reader.getZString(mModel);
+                break;
+            case ESM4::SUB_MODB:
+                reader.get(mBoundRadius);
+                break;
             default:
-                throw std::runtime_error("ESM4::IDLE::load - Unknown subrecord " + ESM::printName(subHdr.typeId));
+                throw std::runtime_error("ESM4::IDLE::load - Unknown subrecord " + std::to_string(subHdr.typeId) + " "
+                    + ESM::printName(subHdr.typeId));
         }
     }
 }
diff --git a/components/esm4/loadidle.hpp b/components/esm4/loadidle.hpp
index a3cfd414a0..7ca0528ee9 100644
--- a/components/esm4/loadidle.hpp
+++ b/components/esm4/loadidle.hpp
@@ -45,10 +45,13 @@ namespace ESM4
         std::string mEditorId;
         std::string mCollision;
         std::string mEvent;
+        std::string mModel;
 
         FormId mParent; // IDLE or AACT
         FormId mPrevious;
 
+        float mBoundRadius;
+
         void load(ESM4::Reader& reader);
         // void save(ESM4::Writer& writer) const;