diff --git a/source/blender/draw/intern/shaders/common_subdiv_normals_finalize_comp.glsl b/source/blender/draw/intern/shaders/common_subdiv_normals_finalize_comp.glsl
index e6a56ff02c7..8c7103fa28e 100644
--- a/source/blender/draw/intern/shaders/common_subdiv_normals_finalize_comp.glsl
+++ b/source/blender/draw/intern/shaders/common_subdiv_normals_finalize_comp.glsl
@@ -40,13 +40,13 @@ void main()
   uint start_loop_index = quad_index * 4;
 
 #ifdef CUSTOM_NORMALS
-  for (int i = 0; i < 4; i++) {
+  for (uint i = 0; i < 4; i++) {
     CustomNormal custom_normal = custom_normals[start_loop_index + i];
     vec3 nor = vec3(custom_normal.x, custom_normal.y, custom_normal.z);
     set_vertex_nor(pos_nor[start_loop_index + i], normalize(nor));
   }
 #else
-  for (int i = 0; i < 4; i++) {
+  for (uint i = 0; i < 4; i++) {
     uint subdiv_vert_index = vert_loop_map[start_loop_index + i];
     vec3 nor = vertex_normals[subdiv_vert_index];
     set_vertex_nor(pos_nor[start_loop_index + i], nor);