diff --git a/src/main/java/com/eactive/apim/portal/apps/community/partnership/service/PartnershipApplicationFacadeImpl.java b/src/main/java/com/eactive/apim/portal/apps/community/partnership/service/PartnershipApplicationFacadeImpl.java
index 157b345..3272959 100644
--- a/src/main/java/com/eactive/apim/portal/apps/community/partnership/service/PartnershipApplicationFacadeImpl.java
+++ b/src/main/java/com/eactive/apim/portal/apps/community/partnership/service/PartnershipApplicationFacadeImpl.java
@@ -44,6 +44,7 @@ public class PartnershipApplicationFacadeImpl implements PartnershipApplicationF
                 FileTypeContext.setFileType("business");
                 file = fileService.createFile(partnershipApplicationDTO.getFiles());
             } finally {
+                FileTypeContext.clear();
                 FileService.clearInternalUserContext();
             }
         }
diff --git a/src/main/resources/templates/views/apps/community/mainPartnershipForm.html b/src/main/resources/templates/views/apps/community/mainPartnershipForm.html
index a17f080..6e8d7fc 100644
--- a/src/main/resources/templates/views/apps/community/mainPartnershipForm.html
+++ b/src/main/resources/templates/views/apps/community/mainPartnershipForm.html
@@ -113,9 +113,12 @@
                   <label for="file" class="file-upload-btn">
                     파일 선택
                   </label>
-                  <input type="file" id="file" name="file" style="display: none;" />
+                  <input type="file" id="file" name="files"
+                    th:accept="${isInternalUser ? '*' : '.pdf,.doc,.docx,.xls,.xlsx,.ppt,.pptx,.hwp,.gif,.jpg,.jpeg,.png'}"
+                    style="display: none;" />
                 </div>
                 <small class="form-help-text" style="margin-top: 8px; display: block; color: #8c959f;">
+                  <span th:text="'첨부파일은 ' + ${@portalProperties.file.maxSize} + ' 이내로 등록해 주세요. '">첨부파일은 8MB 이내로 등록해 주세요. </span>
                   문서파일(pdf, doc, docx, xls, xlsx, ppt, pptx, hwp)과 이미지 파일(gif, jpg, png)만 등록 가능합니다.
                 </small>
               </div>
@@ -217,6 +220,14 @@
             }
             /*[/]*/
 
+            const maxSizeBytes = (window.PORTAL_CONFIG && window.PORTAL_CONFIG.file)
+              ? window.PORTAL_CONFIG.file.maxSizeBytes : 0;
+            if (maxSizeBytes > 0 && file.size > maxSizeBytes) {
+              customPopups.showAlert('첨부파일은 ' + window.PORTAL_CONFIG.file.maxSize + ' 이내로 등록해 주세요.');
+              fileInput.value = '';
+              return;
+            }
+
             if (fileDisplayText && fileInputDisplay && btnRemoveFile) {
               fileDisplayText.textContent = file.name;
               fileDisplayText.classList.add('has-file');