1 files changed, 18 insertions, 1 deletions

diff --git a/src/ideviceinstaller.c b/src/ideviceinstaller.c
index 8f5ec5e..bde9d97 100644
--- a/src/ideviceinstaller.c
+++ b/src/ideviceinstaller.c
@@ -631,7 +631,24 @@ run_again:
                         plist_t info = NULL;
                         zbuf = NULL;
                         len = 0;
-                        if (zip_get_contents(zf, "Info.plist", ZIP_FL_NODIR, &zbuf, &len) < 0) {
+                        char filename[256];
+
+                        /* check for "Payload" directory */
+                        strcpy(filename, zip_get_name(zf, 0, 0));
+                        if (strcmp(filename, "Payload") != 0) {
+                                fprintf(stderr, "Unable to locate Payload folder in archive!\n");
+                                zip_unchange_all(zf);
+                                zip_close(zf);
+                                goto leave_cleanup;
+                        }
+
+                        /* check for "*.app" directory */
+                        strcpy(filename, zip_get_name(zf, 1, 0));
+
+                        /* construct full filename to Info.plist */
+                        strcat(filename, "Info.plist");
+
+                        if (zip_get_contents(zf, filename, 0, &zbuf, &len) < 0) {
                                 zip_unchange_all(zf);
                                 zip_close(zf);
                                 goto leave_cleanup;