diff --git a/.changeset/breezy-llamas-behave.md b/.changeset/breezy-llamas-behave.md
new file mode 100644
index 000000000..ca0cc3e54
--- /dev/null
+++ b/.changeset/breezy-llamas-behave.md
@@ -0,0 +1,5 @@
+---
+'astro': patch
+---
+
+Fix certain characters showing incorrectly in `astro check`
diff --git a/packages/astro/src/cli/check/print.ts b/packages/astro/src/cli/check/print.ts
index 26866c051..5c40f785e 100644
--- a/packages/astro/src/cli/check/print.ts
+++ b/packages/astro/src/cli/check/print.ts
@@ -11,6 +11,7 @@ import {
 	white,
 	yellow,
 } from 'kleur/colors';
+import { fileURLToPath } from 'url';
 import stringWidth from 'string-width';
 
 export function printDiagnostic(filePath: string, text: string, diag: Diagnostic): string {
@@ -19,9 +20,10 @@ export function printDiagnostic(filePath: string, text: string, diag: Diagnostic
 	// Lines and characters are 0-indexed, so we need to add 1 to the offset to get the actual line and character
 	const realStartLine = diag.range.start.line + 1;
 	const realStartCharacter = diag.range.start.character + 1;
+	const normalizedFilePath = fileURLToPath(new URL(filePath, 'file://'));
 
 	// IDE friendly path that user can CTRL+Click to open the file at a specific line / character
-	const IDEFilePath = `${bold(cyan(filePath))}:${bold(yellow(realStartLine))}:${bold(
+	const IDEFilePath = `${bold(cyan(normalizedFilePath))}:${bold(yellow(realStartLine))}:${bold(
 		yellow(realStartCharacter)
 	)}`;
 	result.push(