diff --git a/src/main/webapp/resources/js/support/toolPalette.js b/src/main/webapp/resources/js/support/toolPalette.js
index 958a2fc..893315d 100644
--- a/src/main/webapp/resources/js/support/toolPalette.js
+++ b/src/main/webapp/resources/js/support/toolPalette.js
@@ -2,18 +2,14 @@
 * 문자열 클립보드 복사
 **************************************************************************/
 function clipboardCopy(string){
-	if(window.isSecureContext){
-		navigator.clipboard.writeText(string);
-	} else {
-		var textArea = document.createElement("textarea");
-		textArea.style.position = "fixed";
-		textArea.value = string;
-		document.body.appendChild(textArea);
-		textArea.focus();
-	    textArea.select();
-	    document.execCommand('copy');
-	    document.body.removeChild(textArea);
-	}
+	var textArea = document.createElement("textarea");
+	textArea.style.position = "fixed";
+	textArea.value = string;
+	document.body.appendChild(textArea);
+	textArea.focus();
+    textArea.select();
+    document.execCommand('copy');
+    document.body.removeChild(textArea);
 }
 
 /**************************************************************************