diff --git a/src/vs/workbench/contrib/void/common/prompt/prompts.ts b/src/vs/workbench/contrib/void/common/prompt/prompts.ts
index 55412a80..fba76815 100644
--- a/src/vs/workbench/contrib/void/common/prompt/prompts.ts
+++ b/src/vs/workbench/contrib/void/common/prompt/prompts.ts
@@ -575,11 +575,24 @@ export const messageOfSelection = async (
 ) => {
 	const lineNumAddition = (range: [number, number]) => ` (lines ${range[0]}:${range[1]})`
 
-	if (s.type === 'File' || s.type === 'CodeSelection') {
+	if (s.type === 'CodeSelection') {
 		const { val } = await readFile(opts.fileService, s.uri, DEFAULT_FILE_SIZE_LIMIT)
-		const lineNumAdd = s.type === 'CodeSelection' ? lineNumAddition(s.range) : ''
-		const content = val === null ? 'null' : `${tripleTick[0]}${s.language}\n${val}\n${tripleTick[1]}`
-		const str = `${s.uri.fsPath}${lineNumAdd}:\n${content}`
+		const lines = val?.split('\n')
+
+		const innerVal = lines?.slice(s.range[0] - 1, s.range[1]).join('\n')
+		const content = !lines ? ''
+			: `${tripleTick[0]}${s.language}\n${innerVal}\n${tripleTick[1]}`
+		const str = `${s.uri.fsPath}${lineNumAddition(s.range)}:\n${content}`
+		return str
+	}
+	else if (s.type === 'File') {
+		const { val } = await readFile(opts.fileService, s.uri, DEFAULT_FILE_SIZE_LIMIT)
+
+		const innerVal = val
+		const content = val === null ? ''
+			: `${tripleTick[0]}${s.language}\n${innerVal}\n${tripleTick[1]}`
+
+		const str = `${s.uri.fsPath}:\n${content}`
 		return str
 	}
 	else if (s.type === 'Folder') {