diff --git a/src/main/kotlin/com/android/trisolarisserver/config/ApiExceptionHandler.kt b/src/main/kotlin/com/android/trisolarisserver/config/ApiExceptionHandler.kt
index adce821..dfe6de5 100644
--- a/src/main/kotlin/com/android/trisolarisserver/config/ApiExceptionHandler.kt
+++ b/src/main/kotlin/com/android/trisolarisserver/config/ApiExceptionHandler.kt
@@ -2,6 +2,7 @@ package com.android.trisolarisserver.config
 
 import jakarta.servlet.http.HttpServletRequest
 import org.springframework.http.HttpStatus
+import org.springframework.http.MediaType
 import org.springframework.http.ResponseEntity
 import org.springframework.security.access.AccessDeniedException
 import org.springframework.web.bind.annotation.ExceptionHandler
@@ -18,7 +19,9 @@ class ApiExceptionHandler {
         request: HttpServletRequest
     ): ResponseEntity<ApiError> {
         val status = ex.statusCode as HttpStatus
-        return ResponseEntity.status(status).body(
+        return ResponseEntity.status(status)
+            .contentType(MediaType.APPLICATION_JSON)
+            .body(
             ApiError(
                 timestamp = OffsetDateTime.now().toString(),
                 status = status.value(),
@@ -34,7 +37,9 @@ class ApiExceptionHandler {
         ex: AccessDeniedException,
         request: HttpServletRequest
     ): ResponseEntity<ApiError> {
-        return ResponseEntity.status(HttpStatus.FORBIDDEN).body(
+        return ResponseEntity.status(HttpStatus.FORBIDDEN)
+            .contentType(MediaType.APPLICATION_JSON)
+            .body(
             ApiError(
                 timestamp = OffsetDateTime.now().toString(),
                 status = HttpStatus.FORBIDDEN.value(),
@@ -50,7 +55,9 @@ class ApiExceptionHandler {
         ex: Exception,
         request: HttpServletRequest
     ): ResponseEntity<ApiError> {
-        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(
+        return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR)
+            .contentType(MediaType.APPLICATION_JSON)
+            .body(
             ApiError(
                 timestamp = OffsetDateTime.now().toString(),
                 status = HttpStatus.INTERNAL_SERVER_ERROR.value(),
diff --git a/src/main/resources/application.properties b/src/main/resources/application.properties
index 8ee9b44..7a93a2e 100644
--- a/src/main/resources/application.properties
+++ b/src/main/resources/application.properties
@@ -30,6 +30,6 @@ ai.llama.repeatPenalty=1.0
 ai.llama.topK=40
 ocr.paddle.enabled=true
 ocr.paddle.baseUrl=https://ocr.hoteltrisolaris.in/
-ocr.paddle.minScore=0.75
-ocr.paddle.minAverageScore=0.8
+ocr.paddle.minScore=0.9
+ocr.paddle.minAverageScore=0.75
 ocr.paddle.minTextLength=4