testimage: Fix error message to reflect new syntax

(From OE-Core rev: ec73d19d78e8f30ff9b817490c23bcdf8ea47c86)

Signed-off-by: Alejandro Enedino Hernandez Samaniego <alejandro@enedino.org>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/meta/classes-recipe/testimage.bbclass b/meta/classes-recipe/testimage.bbclass
index 5cc408b0c4..df22bb2344 100644
--- a/meta/classes-recipe/testimage.bbclass
+++ b/meta/classes-recipe/testimage.bbclass
@@ -236,7 +236,7 @@ def testimage_main(d):
         with open(tdname, "r") as f:
             td = json.load(f)
     except FileNotFoundError as err:
-        bb.fatal('File %s not found (%s).\nHave you built the image with INHERIT += "testimage" in the conf/local.conf?' % (tdname, err))
+        bb.fatal('File %s not found (%s).\nHave you built the image with IMAGE_CLASSES += "testimage" in the conf/local.conf?' % (tdname, err))
 
     # Some variables need to be updates (mostly paths) with the
     # ones of the current environment because some tests require them.