diff --git a/inventory/templates/testing.html b/inventory/templates/testing.html
index f8f67a2..65c909f 100644
--- a/inventory/templates/testing.html
+++ b/inventory/templates/testing.html
@@ -267,7 +267,6 @@ function applyGridSize(newSize) {
     if (!Number.isFinite(n) || n < 1) return;
 
     gridSize = n;
-    snapSizeToGrid();
 
     dotSize = Math.floor(Math.max(gridSize * 1.25, 32));
 
@@ -308,20 +307,6 @@ function setActiveType(typeId) {
     }
 }
 
-function snapSizeToGrid() {
-    const grid = gridSize;
-    const rect = gridEl.getBoundingClientRect();
-
-    const targetW = rect.width;
-    const targetH = rect.height;
-
-    const snappedW = Math.floor(targetW / grid) * grid + 1;
-    const snappedH = Math.floor(targetH / grid) * grid + 1;
-
-    gridEl.style.width = `${snappedW}px`;
-    gridEl.style.height = `${snappedH}px`;
-}
-
 function snapToGrid(x, y) {
     /*
         For portability, we do not allow pixel coordinates in the data model
@@ -400,7 +385,6 @@ function normalizeLine(shape) {
 }
 
 function resizeAndSetupCanvas() {
-    snapSizeToGrid();
     dpr = window.devicePixelRatio || 1;
     const rect = canvasEl.getBoundingClientRect();