diff --git a/include/gz/rendering/Scene.hh b/include/gz/rendering/Scene.hh
index 633373502..338dfea91 100644
--- a/include/gz/rendering/Scene.hh
+++ b/include/gz/rendering/Scene.hh
@@ -1273,12 +1273,14 @@ namespace gz
 
       /// @brief  \brief Set the shadow texture size for the given light type.
       /// @param _lightType Light type that creates the shadow
-      /// @param _textureSize Shadow texture size 
-      public: virtual void SetShadowTextureSize(LightType _lightType, unsigned int _textureSize) = 0;
+      /// @param _textureSize Shadow texture size
+      public: virtual void SetShadowTextureSize(LightType _lightType,
+                  unsigned int _textureSize) = 0;
 
       /// @brief \brief Get the shadow texture size for the given light type.
       /// @param _lightType Light type that creates the shadow
-      public: virtual unsigned int ShadowTextureSize(LightType _lightType) = 0;
+      public: virtual unsigned int ShadowTextureSize(LightType _lightType)
+                  const = 0;
 
       /// \brief Sets the given GI as the current new active GI solution
       /// \param[in] _gi GI solution that should be active. Nullptr to disable
diff --git a/include/gz/rendering/base/BaseScene.hh b/include/gz/rendering/base/BaseScene.hh
index aec08a600..cb8906333 100644
--- a/include/gz/rendering/base/BaseScene.hh
+++ b/include/gz/rendering/base/BaseScene.hh
@@ -629,10 +629,12 @@ namespace gz
       public: virtual bool SkyEnabled() const override;
 
       // Documentation inherited.
-      public: virtual void SetShadowTextureSize(LightType _lightType, unsigned int _textureSize) override;
+      public: virtual void SetShadowTextureSize(LightType _lightType,
+                  unsigned int _textureSize) override;
 
       // Documentation inherited.
-      public: virtual unsigned int ShadowTextureSize(LightType _lightType) override;
+      public: virtual unsigned int ShadowTextureSize(LightType _lightType) const
+                  override;
 
       // Documentation inherited.
       public: virtual void SetActiveGlobalIllumination(
diff --git a/ogre2/include/gz/rendering/ogre2/Ogre2Scene.hh b/ogre2/include/gz/rendering/ogre2/Ogre2Scene.hh
index 0e78ca4f8..924435cb3 100644
--- a/ogre2/include/gz/rendering/ogre2/Ogre2Scene.hh
+++ b/ogre2/include/gz/rendering/ogre2/Ogre2Scene.hh
@@ -103,10 +103,12 @@ namespace gz
       public: virtual bool SkyEnabled() const override;
 
       // Documentation inherited
-      public: void SetShadowTextureSize(LightType _lightType, unsigned int _textureSize);
+      public: void SetShadowTextureSize(LightType _lightType,
+            unsigned int _textureSize);
 
       // Documentation inherited
-      public: unsigned int ShadowTextureSize(LightType _lightType);
+      public: unsigned int ShadowTextureSize(LightType _lightType) const
+            override;
 
       // Documentation inherited
       public: virtual void SetActiveGlobalIllumination(
diff --git a/ogre2/src/Ogre2Scene.cc b/ogre2/src/Ogre2Scene.cc
index 1ddcf7c4a..af98843be 100644
--- a/ogre2/src/Ogre2Scene.cc
+++ b/ogre2/src/Ogre2Scene.cc
@@ -1571,7 +1571,8 @@ bool Ogre2Scene::SkyEnabled() const
 }
 
 //////////////////////////////////////////////////
-void Ogre2Scene::SetShadowTextureSize(LightType _lightType, unsigned int _textureSize)
+void Ogre2Scene::SetShadowTextureSize(LightType _lightType,
+    unsigned int _textureSize)
 {
   // If _textureSize exceeds max possible tex size, then use default
   if (_textureSize > this->dataPtr->maxTexSize / 2)
@@ -1580,9 +1581,10 @@ void Ogre2Scene::SetShadowTextureSize(LightType _lightType, unsigned int _textur
           << "' exceeds maximum possible texture size,"
           << " using default texture size" << std::endl;
     return;
-  } 
+  }
 
-  // Generate list of possible tex size options, each a power of 2, starting at 1024
+  // Generate list of possible tex size options, each a power of 2,
+  // starting at 1024
   std::vector<unsigned int> texSizeOptions;
   unsigned int texSizeOption = 1024u;
   while (texSizeOption <= this->dataPtr->maxTexSize / 2)
@@ -1591,11 +1593,11 @@ void Ogre2Scene::SetShadowTextureSize(LightType _lightType, unsigned int _textur
     texSizeOption *= 2;
   }
 
-  // if _textureSize is not a valid texture size, then use default
+  // if _textureSize is an invalid texture size, then use default
   bool validTexSize = std::find(texSizeOptions.begin(),
       texSizeOptions.end(), _textureSize)
       != texSizeOptions.end() ? true : false;
-  if (!validTexSize) 
+  if (!validTexSize)
   {
     gzerr << "<texture_size> of '" << _textureSize
           << "' is not a valid texture size,"
@@ -1611,7 +1613,7 @@ void Ogre2Scene::SetShadowTextureSize(LightType _lightType, unsigned int _textur
 }
 
 //////////////////////////////////////////////////
-unsigned int Ogre2Scene::ShadowTextureSize(LightType _lightType) 
+unsigned int Ogre2Scene::ShadowTextureSize(LightType _lightType) const
 {
   // todo: return based on light type, currently only dir light is supported
   if (_lightType)
diff --git a/src/base/BaseScene.cc b/src/base/BaseScene.cc
index 2d3a0370d..134032f4e 100644
--- a/src/base/BaseScene.cc
+++ b/src/base/BaseScene.cc
@@ -1476,9 +1476,10 @@ bool BaseScene::SkyEnabled() const
 }
 
 //////////////////////////////////////////////////
-void BaseScene::SetShadowTextureSize(LightType _lightType, unsigned int _textureSize)
+void BaseScene::SetShadowTextureSize(LightType _lightType,
+    unsigned int _textureSize)
 {
-  if (_lightType || _textureSize) 
+  if (_lightType || _textureSize)
   {
     gzerr << "Setting shadow texture size not supported by: "
            << this->Engine()->Name() << std::endl;
@@ -1486,7 +1487,7 @@ void BaseScene::SetShadowTextureSize(LightType _lightType, unsigned int _texture
 }
 
 //////////////////////////////////////////////////
-unsigned int BaseScene::ShadowTextureSize(LightType _lightType)
+unsigned int BaseScene::ShadowTextureSize(LightType _lightType) const
 {
   return this->ShadowTextureSize(_lightType);
 }
diff --git a/test/common_test/Scene_TEST.cc b/test/common_test/Scene_TEST.cc
index 7803547f5..39fd68f2d 100644
--- a/test/common_test/Scene_TEST.cc
+++ b/test/common_test/Scene_TEST.cc
@@ -751,3 +751,32 @@ TEST_F(SceneTest, Sky)
   // Clean up
   engine->DestroyScene(scene);
 }
+
+/////////////////////////////////////////////////
+TEST_F(SceneTest, ShadowTexture)
+{
+  CHECK_SUPPORTED_ENGINE("ogre2");
+
+  auto scene = engine->CreateScene("scene");
+  ASSERT_NE(nullptr, scene);
+
+  // Default shadow texture size for directional light is 2048u
+  EXPECT_EQ(scene->ShadowTextureSize(LightType::LT_DIRECTIONAL), 2048u);
+
+  // Currently only support setting shadow texture size for
+  // directional light
+  // If set shadow texture size for other light types, it is ignored
+  scene->SetShadowTextureSize(LightType::LT_POINT, 4096u);
+  EXPECT_EQ(scene->ShadowTextureSize(LightType::LT_POINT), 2048u);
+
+  scene->SetShadowTextureSize(LightType::LT_SPOT, 4096u);
+  EXPECT_EQ(scene->ShadowTextureSize(LightType::LT_SPOT), 2048u);
+
+  // If set shadow texture size to a valid value, change it
+  scene->SetShadowTextureSize(LightType::LT_DIRECTIONAL, 8192u);
+  EXPECT_EQ(scene->ShadowTextureSize(LightType::LT_DIRECTIONAL), 8192u);
+
+  // If set shadow texture size to an invalid value, use default
+  scene->SetShadowTextureSize(LightType::LT_DIRECTIONAL, 1000u);
+  EXPECT_EQ(scene->ShadowTextureSize(LightType::LT_DIRECTIONAL), 8192u);
+}