diff --git a/.changeset/tender-cars-wait.md b/.changeset/tender-cars-wait.md
new file mode 100644
index 000000000000..9308fbf07a01
--- /dev/null
+++ b/.changeset/tender-cars-wait.md
@@ -0,0 +1,5 @@
+---
+'@astrojs/tailwind': patch
+---
+
+Make Tailwind integration compatible with Astro < 1.5
diff --git a/packages/integrations/tailwind/src/index.ts b/packages/integrations/tailwind/src/index.ts
index 2f1b68e28fc0..bc4d820d5bd6 100644
--- a/packages/integrations/tailwind/src/index.ts
+++ b/packages/integrations/tailwind/src/index.ts
@@ -103,7 +103,7 @@ export default function tailwindIntegration(options?: TailwindOptions): AstroInt
 					);
 				}
 
-				if (userConfig?.filePath) {
+				if (addWatchFile && userConfig?.filePath) {
 					addWatchFile(userConfig.filePath);
 				}