1 files changed, 1 insertions, 1 deletions

diff --git a/meta/classes/image.bbclass b/meta/classes/image.bbclass
index de535ce6fc..bd6a5b7b81 100644
--- a/meta/classes/image.bbclass
+++ b/meta/classes/image.bbclass
@@ -453,7 +453,7 @@ python () {
         rm_tmp_images = set()
         def gen_conversion_cmds(bt):
             for ctype in ctypes:
-                if bt[bt.find('.') + 1:] == ctype:
+                if bt.endswith("." + ctype):
                     type = bt[0:-len(ctype) - 1]
                     if type.startswith("debugfs_"):
                         type = type[8:]