diff --git a/typescript/packages/subsurface-viewer/src/layers/grid3d/fragment.fs.glsl.ts b/typescript/packages/subsurface-viewer/src/layers/grid3d/fragment.fs.glsl.ts
index 9482c1617..e4036f114 100644
--- a/typescript/packages/subsurface-viewer/src/layers/grid3d/fragment.fs.glsl.ts
+++ b/typescript/packages/subsurface-viewer/src/layers/grid3d/fragment.fs.glsl.ts
@@ -56,8 +56,8 @@ void main(void) {
    }
 
    // Use normal lighting. This has no effect if "material" property is not set.
-   vec3 lightColor = lighting_getLightColor(color.rgb, cameraPosition, position_commonspace.xyz, normal);
-   gl_FragColor = vec4(lightColor, 1.0);   
+   vec3 lightColor = getPhongLightColor(color.rgb, cameraPosition, position_commonspace.xyz, normal);
+   gl_FragColor = vec4(lightColor, 1.0);
    DECKGL_FILTER_COLOR(gl_FragColor, geometry);
 }
 `;
diff --git a/typescript/packages/subsurface-viewer/src/layers/grid3d/grid3dLayer.ts b/typescript/packages/subsurface-viewer/src/layers/grid3d/grid3dLayer.ts
index 831018bdb..a4775fe45 100644
--- a/typescript/packages/subsurface-viewer/src/layers/grid3d/grid3dLayer.ts
+++ b/typescript/packages/subsurface-viewer/src/layers/grid3d/grid3dLayer.ts
@@ -1,7 +1,7 @@
 import type { Color } from "@deck.gl/core/typed";
 import { CompositeLayer } from "@deck.gl/core/typed";
-import type { Material } from "./privateLayer";
-import privateLayer from "./privateLayer";
+import type { Material } from "./privateGrid3dLayer";
+import privateLayer from "./privateGrid3dLayer";
 import type {
     ExtendedLayerProps,
     colorMapFunctionType,
diff --git a/typescript/packages/subsurface-viewer/src/layers/grid3d/privateLayer.ts b/typescript/packages/subsurface-viewer/src/layers/grid3d/privateGrid3dLayer.ts
similarity index 100%
rename from typescript/packages/subsurface-viewer/src/layers/grid3d/privateLayer.ts
rename to typescript/packages/subsurface-viewer/src/layers/grid3d/privateGrid3dLayer.ts
diff --git a/typescript/packages/subsurface-viewer/src/layers/grid3d/webworker.ts b/typescript/packages/subsurface-viewer/src/layers/grid3d/webworker.ts
index 7c2d87436..027b4c4e4 100644
--- a/typescript/packages/subsurface-viewer/src/layers/grid3d/webworker.ts
+++ b/typescript/packages/subsurface-viewer/src/layers/grid3d/webworker.ts
@@ -1,4 +1,4 @@
-import type { MeshType, MeshTypeLines } from "./privateLayer";
+import type { MeshType, MeshTypeLines } from "./privateGrid3dLayer";
 import type { WebWorkerParams } from "./grid3dLayer";
 
 export function makeFullMesh(e: { data: WebWorkerParams }): void {
diff --git a/typescript/packages/subsurface-viewer/src/layers/map/fragment.fs.glsl.ts b/typescript/packages/subsurface-viewer/src/layers/map/fragment.fs.glsl.ts
index ad9056be3..2ddaa6d13 100644
--- a/typescript/packages/subsurface-viewer/src/layers/map/fragment.fs.glsl.ts
+++ b/typescript/packages/subsurface-viewer/src/layers/map/fragment.fs.glsl.ts
@@ -94,9 +94,8 @@ void main(void) {
    }
 
    // Use normal lighting. This has no effect if "material" property is not set.
-   vec3 lightColor = lighting_getLightColor(color.rgb, cameraPosition, position_commonspace.xyz, normal);
+   vec3 lightColor = getPhongLightColor(color.rgb, cameraPosition, position_commonspace.xyz, normal);
    gl_FragColor = vec4(lightColor, 1.0);
-
    DECKGL_FILTER_COLOR(gl_FragColor, geometry);
 }
 `;