diff --git a/data/uking_functions.csv b/data/uking_functions.csv
index 2b6d9cf2..4d7110d3 100644
--- a/data/uking_functions.csv
+++ b/data/uking_functions.csv
@@ -83577,7 +83577,7 @@ Address,Quality,Size,Name
 0x0000007100fabb04,O,000072,_ZN4ksys4phys11CapsuleBodyD0Ev
 0x0000007100fabb4c,m,000060,_ZN4ksys4phys11CapsuleBody9setRadiusEf
 0x0000007100fabb88,O,000192,_ZN4ksys4phys11CapsuleBody11setVerticesERKN4sead7Vector3IfEES6_
-0x0000007100fabc48,m,000140,_ZNK4ksys4phys11CapsuleBody9getVolumeEv
+0x0000007100fabc48,O,000140,_ZNK4ksys4phys11CapsuleBody9getVolumeEv
 0x0000007100fabcd4,O,000008,_ZN4ksys4phys11CapsuleBody8getShapeEv
 0x0000007100fabcdc,O,000008,_ZNK4ksys4phys11CapsuleBody8getShapeEv
 0x0000007100fabce4,U,000252,
diff --git a/src/KingSystem/Physics/RigidBody/Shape/physCapsuleShape.cpp b/src/KingSystem/Physics/RigidBody/Shape/physCapsuleShape.cpp
index 5c43e95a..d959bcaf 100644
--- a/src/KingSystem/Physics/RigidBody/Shape/physCapsuleShape.cpp
+++ b/src/KingSystem/Physics/RigidBody/Shape/physCapsuleShape.cpp
@@ -74,13 +74,8 @@ bool CapsuleBody::setVertices(const sead::Vector3f& va, const sead::Vector3f& vb
 }
 
 f32 CapsuleBody::getVolume() const {
-    f32 dy = vertex_a.y - vertex_b.y;
-    f32 dx = vertex_a.x - vertex_b.x;
-    f32 dz = vertex_a.z - vertex_b.z;
-    f32 dist = sqrtf(dx * dx + dy * dy + dz * dz);
-    f32 pi_r_sq = radius * radius * sead::Mathf::pi();
-    f32 c = (radius * 4.0f) / 3.0f;
-    return pi_r_sq * (dist + c);
+    f32 dist = (vertex_a - vertex_b).length();
+    return sead::Mathf::pi() * radius * radius * (dist + radius * 4.0f / 3.0f);
 }
 
 hkpShape* CapsuleBody::getShape() {