diff --git a/dist/index.js b/dist/index.js
index 77f45df..0f31ab3 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -47460,16 +47460,19 @@ var configSchema = object({
     "perennial-regex": string3().optional()
   }).optional()
 });
+var CONFIG_FILE_NAMES = [".git-branches.toml", ".git-town.toml"];
 var configFile;
-try {
-  configFile = fs.readFileSync(".git-branches.toml").toString();
-} catch {
-  configFile = void 0;
-}
+CONFIG_FILE_NAMES.forEach((file) => {
+  try {
+    configFile ??= fs.readFileSync(file).toString();
+  } catch {
+    configFile = void 0;
+  }
+});
 var parsed = configSchema.safeParse(toml.parse(configFile ?? ""));
 if (!parsed.success) {
   core3.warning(
-    "Failed to parse Git Town config. If this is a mistake, ensure that `.git-branches.toml` is valid."
+    "Failed to parse Git Town config. If this is a mistake, ensure that `.git-branches.toml`/`.git-town.toml` is valid."
   );
 }
 var config = configFile && parsed.success ? parsed.data : void 0;
diff --git a/src/config.ts b/src/config.ts
index d96bf38..e36507a 100644
--- a/src/config.ts
+++ b/src/config.ts
@@ -15,19 +15,22 @@ const configSchema = object({
 
 export type Config = z.infer<typeof configSchema>
 
-let configFile
-
-try {
-  configFile = fs.readFileSync('.git-branches.toml').toString()
-} catch {
-  configFile = undefined
-}
+const CONFIG_FILE_NAMES = ['.git-branches.toml', '.git-town.toml']
+let configFile: string | undefined
+
+CONFIG_FILE_NAMES.forEach((file) => {
+  try {
+    configFile ??= fs.readFileSync(file).toString()
+  } catch {
+    configFile = undefined
+  }
+})
 
 const parsed = configSchema.safeParse(toml.parse(configFile ?? ''))
 
 if (!parsed.success) {
   core.warning(
-    'Failed to parse Git Town config. If this is a mistake, ensure that `.git-branches.toml` is valid.'
+    'Failed to parse Git Town config. If this is a mistake, ensure that `.git-branches.toml`/`.git-town.toml` is valid.'
   )
 }