diff --git a/include/obj/NiAVObject.h b/include/obj/NiAVObject.h
index bd5c896f33f0da041d40985c3f74eca3e769cd65..80f22515d67af1098534e7bcc4b74107da454356 100644
--- a/include/obj/NiAVObject.h
+++ b/include/obj/NiAVObject.h
@@ -118,7 +118,7 @@ public:
    } CollisionType;
 
    NIFLIB_API CollisionType GetCollision();
-   NIFLIB_API void SetCollsion(CollisionType value);
+   NIFLIB_API void SetCollision(CollisionType value);
 
 
 protected:
diff --git a/src/obj/NiAVObject.cpp b/src/obj/NiAVObject.cpp
index 3619ff4f6211db45eafefbaa63c48e17910452c0..4eb600976ebc6007beaa306b73d4ecfab62f0a00 100644
--- a/src/obj/NiAVObject.cpp
+++ b/src/obj/NiAVObject.cpp
@@ -158,7 +158,7 @@ NiAVObject::CollisionType NiAVObject::GetCollision()
    return (NiAVObject::CollisionType)NIFLIB_GET_FLAG(flags, 1, 0x03);
 }
 
-void NiAVObject::SetCollsion(NiAVObject::CollisionType value)
+void NiAVObject::SetCollision(NiAVObject::CollisionType value)
 {
    flags = NIFLIB_MASK_FLAG(flags, value, 1, 0x03);
 }