Only use jbig2 subimage loading for multi-page images.

1 files changed, 2 insertions, 1 deletions

diff --git a/source/cbz/muimg.c b/source/cbz/muimg.c
index cf077bc9a..6b47436ce 100644
--- a/source/cbz/muimg.c
+++ b/source/cbz/muimg.c
@@ -168,7 +168,8 @@ img_open_document_with_stream(fz_context *ctx, fz_stream *file)
                 else if (fmt == FZ_IMAGE_JBIG2)
                 {
                         doc->page_count = fz_load_jbig2_subimage_count(ctx, data, len);
-                        doc->load_subimage = fz_load_jbig2_subimage;
+                        if (doc->page_count > 1)
+                                doc->load_subimage = fz_load_jbig2_subimage;
                         doc->format = "JBIG2";
                 }
                 else if (fmt == FZ_IMAGE_BMP)