diff --git a/lib_paysages/terrain.c b/lib_paysages/terrain.c
index a752146..0525354 100644
--- a/lib_paysages/terrain.c
+++ b/lib_paysages/terrain.c
@@ -260,12 +260,12 @@ static void _renderQuad(double x, double z, double size)
 
 double terrainGetHeight(double x, double z)
 {
-    return _getHeight(&_definition, x, z, 0.01 / (double)render_quality);
+    return _getHeight(&_definition, x, z, 0.0);
 }
 
 double terrainGetHeightNormalized(double x, double z)
 {
-    return 0.5 + _getHeight(&_definition, x, z, 0.01 / (double)render_quality) / (_max_height * 2.0);
+    return 0.5 + _getHeight(&_definition, x, z, 0.0) / (_max_height * 2.0);
 }
 
 Color terrainGetColorCustom(double x, double z, double detail, TerrainDefinition* definition, TerrainQuality* quality, TerrainEnvironment* environment)
diff --git a/lib_paysages/textures.c b/lib_paysages/textures.c
index 83c8543..9d4be49 100644
--- a/lib_paysages/textures.c
+++ b/lib_paysages/textures.c
@@ -123,6 +123,7 @@ static inline Vector3 _getNormal(TextureDefinition* definition, Vector3 point, d
 
     ref.x = 0.0;
     ref.y = 0.0;
+    point.y = terrainGetHeight(point.x, point.z) + noiseGet2DTotal(definition->bump_noise, point.x, point.z);
 
     dpoint.x = point.x - scale;
     dpoint.z = point.z;