diff --git a/plugins/out_azure_blob/azure_blob_http.c b/plugins/out_azure_blob/azure_blob_http.c
index af891c165c0..c5d26554adb 100644
--- a/plugins/out_azure_blob/azure_blob_http.c
+++ b/plugins/out_azure_blob/azure_blob_http.c
@@ -180,7 +180,7 @@ flb_sds_t azb_http_canonical_request(struct flb_azure_blob *ctx,
         tmp = flb_sds_cat(can_req, "PUT\n", 4);
         break;
     case FLB_HTTP_DELETE:
-        tmp = flb_sds_cat(can_req, "DELETE\n", 4);
+        tmp = flb_sds_cat(can_req, "DELETE\n", 7);
         break;
     };