diff --git a/types/three/examples/jsm/shaders/AfterimageShader.d.ts b/types/three/examples/jsm/shaders/AfterimageShader.d.ts
index f65f1d135..086255c92 100644
--- a/types/three/examples/jsm/shaders/AfterimageShader.d.ts
+++ b/types/three/examples/jsm/shaders/AfterimageShader.d.ts
@@ -1,10 +1,10 @@
-import { Uniform } from '../../../src/Three';
+import { IUniform, Texture } from '../../../src/Three';
 
 export const AfterimageShader: {
     uniforms: {
-        damp: Uniform;
-        tOld: Uniform;
-        tNew: Uniform;
+        damp: IUniform<number>;
+        tOld: IUniform<Texture>;
+        tNew: IUniform<Texture>;
     };
     vertexShader: string;
     fragmentShader: string;
diff --git a/types/three/src/renderers/shaders/UniformsUtils.d.ts b/types/three/src/renderers/shaders/UniformsUtils.d.ts
index e67ba98b6..c596d4a43 100644
--- a/types/three/src/renderers/shaders/UniformsUtils.d.ts
+++ b/types/three/src/renderers/shaders/UniformsUtils.d.ts
@@ -1,4 +1,6 @@
-export function cloneUniforms(uniforms_src: any): any;
+import { TUniforms } from 'three';
+
+export function cloneUniforms<U extends TUniforms>(uniforms_src: U): U;
 export function mergeUniforms(uniforms: any[]): any;
 
 export namespace UniformsUtils {
diff --git a/types/three/src/renderers/webgl/WebGLCapabilities.d.ts b/types/three/src/renderers/webgl/WebGLCapabilities.d.ts
index 7b0151cfb..1cc2a37cd 100644
--- a/types/three/src/renderers/webgl/WebGLCapabilities.d.ts
+++ b/types/three/src/renderers/webgl/WebGLCapabilities.d.ts
@@ -7,7 +7,7 @@ export class WebGLCapabilities {
     constructor(gl: WebGLRenderingContext, extensions: any, parameters: WebGLCapabilitiesParameters);
 
     readonly isWebGL2: boolean;
-    precision: string;
+    precision: 'lowp' | 'mediump' | 'highp';
     logarithmicDepthBuffer: boolean;
     maxTextures: number;
     maxVertexTextures: number;
diff --git a/types/three/src/textures/Texture.d.ts b/types/three/src/textures/Texture.d.ts
index 36a816a2f..000046a16 100644
--- a/types/three/src/textures/Texture.d.ts
+++ b/types/three/src/textures/Texture.d.ts
@@ -49,7 +49,7 @@ export class Texture extends EventDispatcher {
     /**
      * @default THREE.Texture.DEFAULT_IMAGE
      */
-    image: any; // HTMLImageElement or ImageData or { width: number, height: number } in some children;
+    image: HTMLImageElement | HTMLVideoElement | ImageData | { width: number; height: number }; // in some children;
 
     /**
      * @default []