diff --git a/src/renderers/shaders/ShaderLib.js b/src/renderers/shaders/ShaderLib.js
index 83d2e845bd7f918916da8ed8bac85a7bd4af4963..370bb821873580890e3d5a1ee77a9ba9e264730b 100644
--- a/src/renderers/shaders/ShaderLib.js
+++ b/src/renderers/shaders/ShaderLib.js
@@ -1012,7 +1012,7 @@ THREE.ShaderLib = {
 
 			"	const vec4 bit_shift = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
 			"	const vec4 bit_mask = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
-			"	vec4 res = mod( depth * bit_shift * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );", // "	vec4 res = fract( depth * bit_shift );",
+			"	vec4 res = mod( depth * bit_shift * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );",
 			"	res -= res.xxyz * bit_mask;",
 			"	return res;",
 
@@ -1084,12 +1084,12 @@ THREE.ShaderLib = {
 
 			"vec4 pack1K ( float depth ) {",
 
-			"   depth /= 1000.0;",
-			"   const vec4 bitSh = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
-  			"	const vec4 bitMsk = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
-				"	vec4 res = mod( depth * bitSh * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );",
-   			"	res -= res.xxyz * bitMsk;",
-   			"	return res; ",
+			"	depth /= 1000.0;",
+			"	const vec4 bitSh = vec4( 256.0 * 256.0 * 256.0, 256.0 * 256.0, 256.0, 1.0 );",
+			"	const vec4 bitMsk = vec4( 0.0, 1.0 / 256.0, 1.0 / 256.0, 1.0 / 256.0 );",
+			"	vec4 res = mod( depth * bitSh * vec4( 255 ), vec4( 256 ) ) / vec4( 255 );",
+			"	res -= res.xxyz * bitMsk;",
+			"	return res; ",
 
 			"}",