diff --git a/include/Utils/Shaders/shaderExplodeVolumes.geom b/include/Utils/Shaders/shaderExplodeVolumes.geom
index 141b99e064452007f12ba4d68ab68ee79bddd2da..2749eb2fb62203391257e78574595258983c9e6b 100644
--- a/include/Utils/Shaders/shaderExplodeVolumes.geom
+++ b/include/Utils/Shaders/shaderExplodeVolumes.geom
@@ -10,7 +10,7 @@ uniform vec4 ambient;
 uniform vec4 backColor;
 uniform vec4 plane;
 
-VARYING_IN vec3 colorVertex[];
+VARYING_IN vec3 colorVertex[3];
 VARYING_OUT vec4 ColorFS;