diff --git a/src/filters/color/colorMatrix.frag b/src/filters/color/colorMatrix.frag
index 2cd5cca..7c0c289 100644
--- a/src/filters/color/colorMatrix.frag
+++ b/src/filters/color/colorMatrix.frag
@@ -9,11 +9,11 @@
 
 void main(void)
 {
-    
+
     vec4 c = texture2D(uSampler, vTextureCoord);
 
-	gl_FragColor.r = m[0] * c.r + m[1] * c.g + m[2] * c.b + m[3] * c.a + m[4];
-	gl_FragColor.g = m[5] * c.r + m[6] * c.g + m[7] * c.b + m[8] * c.a + m[9];
-	gl_FragColor.b = m[10] * c.r + m[11] * c.g + m[12] * c.b + m[13] * c.a + m[14];
-	gl_FragColor.a = c.a;
+	gl_FragColor.r = ((m[0] * c.r) + (m[1] * c.g) + (m[2] * c.b) + (m[3] * c.a) + m[4]) + m[20];
+	gl_FragColor.g = ((m[5] * c.r) + (m[6] * c.g) + (m[7] * c.b) + (m[8] * c.a) + m[9]) + m[21];
+	gl_FragColor.b = ((m[10] * c.r) + (m[11] * c.g) + (m[12] * c.b) + (m[13] * c.a) + m[14]) + m[22];
+	gl_FragColor.a = ((m[15] * c.r) + (m[16] * c.g) + (m[17] * c.b) + (m[18] * c.a) + m[19]) + m[23];
 }