diff --git a/README.md b/README.md
index 847af6f..9b7fa69 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,9 @@ Name | Required | Default value | Description
 `timeout` | No | `undefined` | Zoom debounce time.
 
 ## Changelog
+**1.1.3** - 23/09/2020
+* Fixed sending tile requests with `NaN` zoom value for layers with delay defined.
+
 **1.1.2** - 29/07/2020
 * Cancelation of unfinished delays after zoom change.
 * Added Babel to transform code to support older browsers.
diff --git a/index.js b/index.js
index 80d3862..4073fcb 100644
--- a/index.js
+++ b/index.js
@@ -20,7 +20,8 @@ L.TileLayer.Canvas = L.TileLayer.extend({
         done(err, tile);
       }
     };
-    img.src = this.getTileUrl(coords);
+    const tileZoom = this._getZoomForUrl();
+    img.src = isNaN(tileZoom) ? '' : this.getTileUrl(coords);
     img.crossOrigin = "anonymous";
   },
   createTile: function (coords, done) {
diff --git a/index.min.js b/index.min.js
index 42393af..484ec12 100644
--- a/index.min.js
+++ b/index.min.js
@@ -1 +1 @@
-"use strict";L.TileLayer.Canvas=L.TileLayer.extend({_delays:{},_delaysForZoom:null,createCanvas:function(e,t,a){var s,i=e.getContext("2d"),o=this.getTileSize(),n=o.x,r=o.y;e.width=n,e.height=r;var l=new Image;l.onload=function(){try{i.drawImage(l,0,0),e.complete=!0}catch(e){s=e}finally{a(s,e)}},l.src=this.getTileUrl(t),l.crossOrigin="anonymous"},createTile:function(e,t){var a=this,s=this.options.timeout,i=e.z,o=document.createElement("canvas");return s?(i!==this._delaysForZoom&&(this._clearDelaysForZoom(),this._delaysForZoom=i),this._delays[i]||(this._delays[i]=[]),this._delays[i].push(setTimeout((function(){a.createCanvas(o,e,t)}),s))):this.createCanvas(o,e,t),o},_clearDelaysForZoom:function(){var e=this._delaysForZoom,t=this._delays[e];t&&(t.forEach((function(e,a){clearTimeout(e),delete t[a]})),delete this._delays[e])}}),L.tileLayer.canvas=function(e,t){return new L.TileLayer.Canvas(e,t)};
\ No newline at end of file
+"use strict";L.TileLayer.Canvas=L.TileLayer.extend({_delays:{},_delaysForZoom:null,createCanvas:function(e,t,a){var s,o=e.getContext("2d"),i=this.getTileSize(),r=i.x,n=i.y;e.width=r,e.height=n;var l=new Image;l.onload=function(){try{o.drawImage(l,0,0),e.complete=!0}catch(e){s=e}finally{a(s,e)}};var c=this._getZoomForUrl();l.src=isNaN(c)?"":this.getTileUrl(t),l.crossOrigin="anonymous"},createTile:function(e,t){var a=this,s=this.options.timeout,o=e.z,i=document.createElement("canvas");return s?(o!==this._delaysForZoom&&(this._clearDelaysForZoom(),this._delaysForZoom=o),this._delays[o]||(this._delays[o]=[]),this._delays[o].push(setTimeout((function(){a.createCanvas(i,e,t)}),s))):this.createCanvas(i,e,t),i},_clearDelaysForZoom:function(){var e=this._delaysForZoom,t=this._delays[e];t&&(t.forEach((function(e,a){clearTimeout(e),delete t[a]})),delete this._delays[e])}}),L.tileLayer.canvas=function(e,t){return new L.TileLayer.Canvas(e,t)};
\ No newline at end of file
diff --git a/package.json b/package.json
index 7a0df4c..3a86f43 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,10 @@
 {
   "name": "tilelayer-canvas",
-  "version": "1.1.2",
+  "version": "1.1.3",
   "description": "Render Leaflet's tiles as canvas elements.",
-  "files": ["index.min.js"],
+  "files": [
+    "index.min.js"
+  ],
   "main": "index.min.js",
   "scripts": {
     "prepublishOnly": "npx babel index.js -o index.min.js && terser --compress --mangle --output index.min.js -- index.min.js"