diff --git a/double_pendulum_description/meshes/base_link.STL b/double_pendulum_description/meshes/base_link.stl
similarity index 100%
rename from double_pendulum_description/meshes/base_link.STL
rename to double_pendulum_description/meshes/base_link.stl
diff --git a/double_pendulum_description/meshes/link1.STL b/double_pendulum_description/meshes/link1.stl
similarity index 100%
rename from double_pendulum_description/meshes/link1.STL
rename to double_pendulum_description/meshes/link1.stl
diff --git a/double_pendulum_description/meshes/link2.STL b/double_pendulum_description/meshes/link2.stl
similarity index 100%
rename from double_pendulum_description/meshes/link2.STL
rename to double_pendulum_description/meshes/link2.stl
diff --git a/double_pendulum_description/urdf/double_pendulum.urdf b/double_pendulum_description/urdf/double_pendulum.urdf
index 98fd66fb0027823a02d336698cec5bf09e7b8ca1..85fa8d4cde4f5a38ebf7928aa20a95c59718b3a0 100644
--- a/double_pendulum_description/urdf/double_pendulum.urdf
+++ b/double_pendulum_description/urdf/double_pendulum.urdf
@@ -26,7 +26,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/base_link.STL" />
+          filename="package://double_pendulum_description/meshes/base_link.stl" />
       </geometry>
       <material
         name="">
@@ -40,7 +40,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/base_link.STL" />
+          filename="package://double_pendulum_description/meshes/base_link.stl" />
       </geometry>
     </collision>
   </link>
@@ -66,7 +66,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/link1.STL" />
+          filename="package://double_pendulum_description/meshes/link1.stl" />
       </geometry>
       <material
         name="">
@@ -80,7 +80,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/link1.STL" />
+          filename="package://double_pendulum_description/meshes/link1.stl" />
       </geometry>
     </collision>
   </link>
@@ -126,7 +126,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/link2.STL" />
+          filename="package://double_pendulum_description/meshes/link2.stl" />
       </geometry>
       <material
         name="">
@@ -140,7 +140,7 @@
         rpy="0 0 0" />
       <geometry>
         <mesh
-          filename="package://2dof_description/meshes/link2.STL" />
+          filename="package://double_pendulum_description/meshes/link2.stl" />
       </geometry>
     </collision>
   </link>