diff --git a/examples/fit-model-ceres.cpp b/examples/fit-model-ceres.cpp
index f77d7ee98..4927a6a39 100644
--- a/examples/fit-model-ceres.cpp
+++ b/examples/fit-model-ceres.cpp
@@ -337,7 +337,7 @@ int main(int argc, char* argv[])
                                       camera.calculate_projection_matrix(), camera.get_viewport());
     ceres_example::draw_landmarks(outimg, indexed_landmarks);
 
-    const auto camera_euler_rotation = camera.get_euler_rotation();
+    auto camera_euler_rotation = camera.get_euler_rotation();
     fitting_log << "Pose fit with mean shape:\tYaw " << glm::degrees(camera_euler_rotation[1]) << ", Pitch "
                 << glm::degrees(camera_euler_rotation[0]) << ", Roll "
                 << glm::degrees(camera_euler_rotation[2]) << "; t & f: " << camera.translation_and_intrinsics
diff --git a/include/eos/fitting/ceres_nonlinear.hpp b/include/eos/fitting/ceres_nonlinear.hpp
index c2ba63e94..30503ba46 100644
--- a/include/eos/fitting/ceres_nonlinear.hpp
+++ b/include/eos/fitting/ceres_nonlinear.hpp
@@ -172,7 +172,7 @@ struct LandmarkCost
         // Todo: use get_opencv_viewport() from nonlin_cam_esti.hpp.
         const tvec4<T> viewport(0, image_height, image_width, -image_height); // OpenCV convention
 
-        tvec3<T> projected_point(); // Note: could avoid default construction by using a lambda and
+        tvec3<T> projected_point; // Note: could avoid default construction by using a lambda and
                                            // immediate invocation
         if (use_perspective)
         {
@@ -868,8 +868,8 @@ class ModelFitter
     std::unique_ptr<ceres::Problem> problem;
 
 private:
-    const morphablemodel::MorphableModel* const morphable_model;
-    const morphablemodel::Blendshapes* const blendshapes;
+    const morphablemodel::MorphableModel* morphable_model;
+    const morphablemodel::Blendshapes* blendshapes;
 };
 
 } /* namespace fitting */
diff --git a/include/eos/render/texture_extraction.hpp b/include/eos/render/texture_extraction.hpp
index e82494539..31773cba2 100644
--- a/include/eos/render/texture_extraction.hpp
+++ b/include/eos/render/texture_extraction.hpp
@@ -606,7 +606,7 @@ eos::core::Image4u extract_texture(const core::Mesh& mesh, glm::mat4x4 view_mode
     vector<vec4> wnd_coords; // will contain [x_wnd, y_wnd, z_ndc, 1/w_clip]
     for (auto&& vtx : mesh.vertices)
     {
-        auto clip_coords = projection_matrix * view_model_matrix * glm::tvec4(vtx.x(), vtx.y(), vtx.z(), 1.0f);
+        auto clip_coords = projection_matrix * view_model_matrix * glm::vec4(vtx.x(), vtx.y(), vtx.z(), 1.0f);
         clip_coords = divide_by_w(clip_coords);
         const vec2 screen_coords = clip_to_screen_space(clip_coords.x, clip_coords.y, image.width(), image.height());
         clip_coords.x = screen_coords.x;