diff --git a/src/ol/PluggableMap.js b/src/ol/PluggableMap.js
index 28ad2b1f66..51a5853c97 100644
--- a/src/ol/PluggableMap.js
+++ b/src/ol/PluggableMap.js
@@ -539,8 +539,7 @@ class PluggableMap extends BaseObject {
       return;
     }
     const coordinate = this.getCoordinateFromPixelInternal(pixel);
-    opt_options = opt_options !== undefined ? opt_options :
-      /** @type {AtPixelOptions} */ ({});
+    opt_options = opt_options !== undefined ? opt_options : {};
     const hitTolerance = opt_options.hitTolerance !== undefined ?
       opt_options.hitTolerance * this.frameState_.pixelRatio : 0;
     const layerFilter = opt_options.layerFilter !== undefined ?
@@ -592,7 +591,7 @@ class PluggableMap extends BaseObject {
     if (!this.frameState_) {
       return;
     }
-    const options = opt_options || /** @type {AtPixelOptions} */ ({});
+    const options = opt_options || {};
     const hitTolerance = options.hitTolerance !== undefined ?
       options.hitTolerance * this.frameState_.pixelRatio : 0;
     const layerFilter = options.layerFilter || TRUE;
@@ -612,8 +611,7 @@ class PluggableMap extends BaseObject {
       return false;
     }
     const coordinate = this.getCoordinateFromPixelInternal(pixel);
-    opt_options = opt_options !== undefined ? opt_options :
-      /** @type {AtPixelOptions} */ ({});
+    opt_options = opt_options !== undefined ? opt_options : {};
     const layerFilter = opt_options.layerFilter !== undefined ? opt_options.layerFilter : TRUE;
     const hitTolerance = opt_options.hitTolerance !== undefined ?
       opt_options.hitTolerance * this.frameState_.pixelRatio : 0;
diff --git a/src/ol/control/ScaleLine.js b/src/ol/control/ScaleLine.js
index 16a9ce7739..45c8ad3ff7 100644
--- a/src/ol/control/ScaleLine.js
+++ b/src/ol/control/ScaleLine.js
@@ -126,7 +126,7 @@ class ScaleLine extends Control {
 
     this.addEventListener(getChangeEventType(UNITS_PROP), this.handleUnitsChanged_);
 
-    this.setUnits(/** @type {Units} */ (options.units) || Units.METRIC);
+    this.setUnits(options.units || Units.METRIC);
 
     /**
      * @private
diff --git a/src/ol/size.js b/src/ol/size.js
index 0ad9bef904..f6b73975f0 100644
--- a/src/ol/size.js
+++ b/src/ol/size.js
@@ -70,7 +70,7 @@ export function toSize(size, opt_size) {
     if (opt_size === undefined) {
       opt_size = [size, size];
     } else {
-      opt_size[0] = opt_size[1] = /** @type {number} */ (size);
+      opt_size[0] = opt_size[1] = size;
     }
     return opt_size;
   }
diff --git a/src/ol/style/RegularShape.js b/src/ol/style/RegularShape.js
index bdf6b89d82..b313c07ab7 100644
--- a/src/ol/style/RegularShape.js
+++ b/src/ol/style/RegularShape.js
@@ -98,8 +98,7 @@ class RegularShape extends ImageStyle {
      * @protected
      * @type {number}
      */
-    this.radius_ = /** @type {number} */ (options.radius !== undefined ?
-      options.radius : options.radius1);
+    this.radius_ = options.radius !== undefined ? options.radius : options.radius1;
 
     /**
      * @private
diff --git a/src/ol/tilegrid.js b/src/ol/tilegrid.js
index 68786a3c1d..94fa003229 100644
--- a/src/ol/tilegrid.js
+++ b/src/ol/tilegrid.js
@@ -88,12 +88,10 @@ export function createForExtent(extent, opt_maxZoom, opt_tileSize, opt_corner) {
  * @api
  */
 export function createXYZ(opt_options) {
-  /** @type {XYZOptions} */
   const xyzOptions = opt_options || {};
 
   const extent = xyzOptions.extent || getProjection('EPSG:3857').getExtent();
 
-  /** @type {import("./tilegrid/TileGrid.js").Options} */
   const gridOptions = {
     extent: extent,
     minZoom: xyzOptions.minZoom,