diff --git a/examples/jsm/postprocessing/SSAOPass.js b/examples/jsm/postprocessing/SSAOPass.js
index 5eb967f744641e..e62266575e4821 100644
--- a/examples/jsm/postprocessing/SSAOPass.js
+++ b/examples/jsm/postprocessing/SSAOPass.js
@@ -202,7 +202,7 @@ class SSAOPass extends Pass {
 
 				this.copyMaterial.uniforms[ 'tDiffuse' ].value = this.ssaoRenderTarget.texture;
 				this.copyMaterial.blending = NoBlending;
-				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : writeBuffer );
+				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : readBuffer );
 
 				break;
 
@@ -210,13 +210,13 @@ class SSAOPass extends Pass {
 
 				this.copyMaterial.uniforms[ 'tDiffuse' ].value = this.blurRenderTarget.texture;
 				this.copyMaterial.blending = NoBlending;
-				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : writeBuffer );
+				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : readBuffer );
 
 				break;
 
 			case SSAOPass.OUTPUT.Depth:
 
-				this.renderPass( renderer, this.depthRenderMaterial, this.renderToScreen ? null : writeBuffer );
+				this.renderPass( renderer, this.depthRenderMaterial, this.renderToScreen ? null : readBuffer );
 
 				break;
 
@@ -224,7 +224,7 @@ class SSAOPass extends Pass {
 
 				this.copyMaterial.uniforms[ 'tDiffuse' ].value = this.normalRenderTarget.texture;
 				this.copyMaterial.blending = NoBlending;
-				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : writeBuffer );
+				this.renderPass( renderer, this.copyMaterial, this.renderToScreen ? null : readBuffer );
 
 				break;