diff --git a/apps/esmtool/record.cpp b/apps/esmtool/record.cpp
index caf67e619..d6dda0184 100644
--- a/apps/esmtool/record.cpp
+++ b/apps/esmtool/record.cpp
@@ -950,9 +950,9 @@ void Record<ESM::MagicEffect>::print()
     std::cout << "  School: " << schoolLabel(mData.mData.mSchool)
               << " (" << mData.mData.mSchool << ")" << std::endl;
     std::cout << "  Base Cost: " << mData.mData.mBaseCost << std::endl;
+    std::cout << "  Unknown 1: " << mData.mData.mUnknown1 << std::endl;
     std::cout << "  Speed: " << mData.mData.mSpeed << std::endl;
-    std::cout << "  Size: " << mData.mData.mSize << std::endl;
-    std::cout << "  Size Cap: " << mData.mData.mSizeCap << std::endl;
+    std::cout << "  Unknown 2: " << mData.mData.mUnknown2 << std::endl;
     std::cout << "  RGB Color: " << "("
               << mData.mData.mRed << ","
               << mData.mData.mGreen << ","
diff --git a/components/esm/loadmgef.hpp b/components/esm/loadmgef.hpp
index 568cbe283..66b9a67cf 100644
--- a/components/esm/loadmgef.hpp
+++ b/components/esm/loadmgef.hpp
@@ -54,8 +54,10 @@ struct MagicEffect
         int mFlags;
         // Glow color for enchanted items with this effect
         int mRed, mGreen, mBlue;
-        // Properties of the fired magic 'ball'
-        float mSpeed, mSize, mSizeCap;
+
+        float mUnknown1;
+        float mSpeed; // Speed of fired projectile
+        float mUnknown2;
     }; // 36 bytes
 
     static const std::map<short,std::string> sNames;