diff --git a/src/main/kotlin/roomescape/auth/infrastructure/jwt/JwtHandler.kt b/src/main/kotlin/roomescape/auth/infrastructure/jwt/JwtHandler.kt
index c8e611fc..0e224cb2 100644
--- a/src/main/kotlin/roomescape/auth/infrastructure/jwt/JwtHandler.kt
+++ b/src/main/kotlin/roomescape/auth/infrastructure/jwt/JwtHandler.kt
@@ -22,7 +22,7 @@ class JwtHandler(
 
     fun createToken(memberId: Long): String {
         val date = Date()
-        val accessTokenExpiredAt = Date(date.time + tokenTtlSeconds)
+        val accessTokenExpiredAt = Date(date.time + (tokenTtlSeconds * 1_000))
 
         return Jwts.builder()
             .claim(MEMBER_ID_CLAIM_KEY, memberId)
diff --git a/src/main/resources/application-local.yaml b/src/main/resources/application-local.yaml
index b69b1952..37f62b36 100644
--- a/src/main/resources/application-local.yaml
+++ b/src/main/resources/application-local.yaml
@@ -23,7 +23,7 @@ security:
   jwt:
     token:
       secret-key: daijawligagaf@LIJ$@U)9nagnalkkgalijaddljfi
-      ttl-seconds: 1800000
+      ttl-seconds: 1800
 
 payment:
   confirm-secret-key: test_gsk_docs_OaPz8L5KdmQXkzRz3y47BMw6