diff --git a/src/constants/api.ts b/src/constants/api.ts
index dafcd1ca57f2fee77804e1e4f374fe8746f12825..d768f3c62c83a2fdc4cb554075cb6e301f1f2584 100644
--- a/src/constants/api.ts
+++ b/src/constants/api.ts
@@ -1 +1 @@
-export const BASE_API_URL = process.env.NEXT_PUBLIC_BASE_API_URL;
\ No newline at end of file
+export const BASE_API_URL = process.env.NEXT_PUBLIC_BASE_API_URL || '';
diff --git a/src/constants/mapId.ts b/src/constants/mapId.ts
index 99e35fdeb3017a04efc5ed710b279309e1c55a3c..52dd8ff833cdccb1b05eb2e1ffeb7e2db44282f1 100644
--- a/src/constants/mapId.ts
+++ b/src/constants/mapId.ts
@@ -1 +1 @@
-export const PROJECT_ID = process.env.NEXT_PUBLIC_PROJECT_ID;
+export const PROJECT_ID = process.env.NEXT_PUBLIC_PROJECT_ID || '';