diff --git a/src/core/sprites/webgl/texture.vert b/src/core/sprites/webgl/texture.vert
index a807596..81817b1 100644
--- a/src/core/sprites/webgl/texture.vert
+++ b/src/core/sprites/webgl/texture.vert
@@ -1,3 +1,4 @@
+precision highp float;
 attribute vec2 aVertexPosition;
 attribute vec2 aTextureCoord;
 attribute vec4 aColor;