diff --git a/src/shaders/water.glsl b/src/shaders/water.glsl
index e165548..28b1b2f 100644
--- a/src/shaders/water.glsl
+++ b/src/shaders/water.glsl
@@ -165,7 +165,7 @@ uniform sampler2D sNormal;
 	vec4 caustics() {
 		float rOldArea = length(dFdx(vOldPos.xyz)) * length(dFdy(vOldPos.xyz));
 		float rNewArea = length(dFdx(vNewPos.xyz)) * length(dFdy(vNewPos.xyz));
-		rNewArea = max(rNewArea, 0.00002);
+		rNewArea = max(rNewArea, 0.00002); // WebGL NVIDIA workaround >_<
 		float value = clamp(rOldArea / rNewArea * 0.2, 0.0, 1.0) * vOldPos.w;
 		return vec4(value, 0.0, 0.0, 0.0);
 	}