diff --git a/src/electricity_effect.cc b/src/electricity_effect.cc
index aae4247..a9123af 100644
--- a/src/electricity_effect.cc
+++ b/src/electricity_effect.cc
@@ -13,11 +13,7 @@
 
 ElectricityEffect::ElectricityEffect(Vector3 center, float radius,
                                      int line_count, float lifetime)
-    : cylinders(),
-      center(center),
-      cylinder_radius(CYLINDER_MAX_RADIUS),
-      lifetime(lifetime),
-      timer(0.0F) {
+    : cylinders(), lifetime(lifetime), timer(0.0F) {
   cylinders.reserve(line_count);
 
   // Generate cylinders.
diff --git a/src/electricity_effect.h b/src/electricity_effect.h
index 1ffcf76..d61e914 100644
--- a/src/electricity_effect.h
+++ b/src/electricity_effect.h
@@ -28,8 +28,6 @@ class ElectricityEffect {
   };
 
   std::vector<Cylinder> cylinders;
-  Vector3 center;
-  float cylinder_radius;
   float lifetime;
   float timer;
 };