diff --git a/build.gradle b/build.gradle
index a4f18f2..2da5e0c 100644
--- a/build.gradle
+++ b/build.gradle
@@ -69,6 +69,9 @@ dependencies {
 	// Spring Batch
 	implementation 'org.springframework.boot:spring-boot-starter-batch'
 
+	// Monitoring
+	implementation 'io.micrometer:micrometer-registry-prometheus'
+
 }
 
 //QueryDSL 초기 설정
@@ -100,4 +103,4 @@ configurations {
 
 tasks.named('test') {
 	useJUnitPlatform()
-}
+}
\ No newline at end of file
diff --git a/src/main/java/org/terning/terningserver/common/exception/GlobalExceptionHandler.java b/src/main/java/org/terning/terningserver/common/exception/GlobalExceptionHandler.java
index eecd576..988cd6d 100644
--- a/src/main/java/org/terning/terningserver/common/exception/GlobalExceptionHandler.java
+++ b/src/main/java/org/terning/terningserver/common/exception/GlobalExceptionHandler.java
@@ -47,7 +47,7 @@ public ResponseEntity<ErrorResponse> handleAuthException(JwtException e) {
     }
 
     @ExceptionHandler(Exception.class)
-    public ResponseEntity handleException(Exception e){
+    public ResponseEntity<ErrorResponse> handleException(Exception e){
         log.warn("[Exception] cause: {} , message: {}", NestedExceptionUtils.getMostSpecificCause(e), e.getMessage());
         ErrorMessage errorCode = ErrorMessage.INTERNAL_SERVER_ERROR;
         return ResponseEntity
@@ -55,9 +55,8 @@ public ResponseEntity handleException(Exception e){
                 .body(ErrorResponse.of(errorCode.getStatus(), errorCode.getMessage()));
     }
 
-    //메소드가 잘못되었거나 부적합한 인수를 전달했을 경우 -> 필수 파라미터 없을 때
     @ExceptionHandler(IllegalArgumentException.class)
-    public ResponseEntity handleIllegalArgumentException(IllegalArgumentException e){
+    public ResponseEntity<ErrorResponse> handleIllegalArgumentException(IllegalArgumentException e){
         log.warn("[IlleagalArgumentException] cause: {} , message: {}", NestedExceptionUtils.getMostSpecificCause(e), e.getMessage());
         ErrorMessage errorCode = ErrorMessage.ILLEGAL_ARGUMENT_ERROR;
         return ResponseEntity
@@ -65,7 +64,6 @@ public ResponseEntity handleIllegalArgumentException(IllegalArgumentException e)
                 .body(ErrorResponse.of(errorCode.getStatus(), errorCode.getMessage()));
     }
 
-    //@Valid 유효성 검사에서 예외가 발생했을 때 -> requestbody에 잘못 들어왔을 때
     @ExceptionHandler(MethodArgumentNotValidException.class)
     public ResponseEntity<ErrorResponse> handleMethodArgumentNotValidException(MethodArgumentNotValidException e){
         log.warn("[MethodArgumentNotValidException] cause: {}, message: {}", NestedExceptionUtils.getMostSpecificCause(e), e.getMessage());
@@ -75,7 +73,6 @@ public ResponseEntity<ErrorResponse> handleMethodArgumentNotValidException(Metho
                 .body(ErrorResponse.of(errorCode.getStatus(), errorCode.getMessage()));
     }
 
-    //잘못된 포맷 요청 -> Json으로 안보내다던지
     @ExceptionHandler(HttpMessageNotReadableException.class)
     public ResponseEntity<ErrorResponse> handleHttpMessageNotReadableException(HttpMessageNotReadableException e){
         log.warn("[HttpMessageNotReadableException] cause: {}, message: {}", NestedExceptionUtils.getMostSpecificCause(e), e.getMessage());
@@ -84,6 +81,7 @@ public ResponseEntity<ErrorResponse> handleHttpMessageNotReadableException(HttpM
                 .status(errorCode.getStatus())
                 .body(ErrorResponse.of(errorCode.getStatus(), errorCode.getMessage()));
     }
+
     @ExceptionHandler(HttpRequestMethodNotSupportedException.class)
     public ResponseEntity<ErrorResponse> handleHttpMethodException(
             HttpRequestMethodNotSupportedException e,
@@ -95,5 +93,4 @@ public ResponseEntity<ErrorResponse> handleHttpMethodException(
                 .status(errorCode.getStatus())
                 .body(ErrorResponse.of(errorCode.getStatus(), errorCode.getMessage()));
     }
-}
-
+}
\ No newline at end of file