diff --git a/api/s5/s5.go b/api/s5/s5.go
index 6de905a..fc676d0 100644
--- a/api/s5/s5.go
+++ b/api/s5/s5.go
@@ -1277,6 +1277,11 @@ func (s *S5API) processMultipartFiles(r *http.Request) (map[string]*metadata.Upl
 				return nil, NewS5Error(ErrKeyStorageOperationFailed, err)
 			}
 
+			err = s.accounts.PinByHash(upload.Hash, user)
+			if err != nil {
+				return nil, NewS5Error(ErrKeyStorageOperationFailed, err)
+			}
+
 			uploadMap[filename] = upload
 		}
 	}
@@ -1343,6 +1348,11 @@ func (s *S5API) uploadAppMetadata(appData *s5libmetadata.WebAppMetadata, r *http
 		return "", NewS5Error(ErrKeyStorageOperationFailed, err)
 	}
 
+	err = s.accounts.PinByHash(upload.Hash, userId)
+	if err != nil {
+		return "", NewS5Error(ErrKeyStorageOperationFailed, err)
+	}
+
 	// Construct the CID for the newly uploaded s5libmetadata
 	cid, err := encoding.CIDFromHash(upload.Hash, uint64(len(appDataRaw)), types.CIDTypeMetadataWebapp, types.HashTypeBlake3)
 	if err != nil {