diff --git a/assets/shaders/custom_material.wgsl b/assets/shaders/custom_material.wgsl
index 2e2ef58821077b..37bb85d1ac9b02 100644
--- a/assets/shaders/custom_material.wgsl
+++ b/assets/shaders/custom_material.wgsl
@@ -15,7 +15,7 @@ var base_color_sampler: sampler;
 fn fragment(
     #import bevy_pbr::mesh_vertex_output
 ) -> @location(0) vec4<f32> {
-    var time = (sin(globals.time) + 1.0) / 2.0;
+    let time = sin(globals.time) * 0.5 + 0.5;
     return material.color
         * textureSample(base_color_texture, base_color_sampler, uv)
         * vec4<f32>(time, time, time, 1.0);