1 files changed, 6 insertions, 1 deletions

diff --git a/meta/lib/oe/sstatesig.py b/meta/lib/oe/sstatesig.py
index 30f27b0f4f..331b67c6e4 100644
--- a/meta/lib/oe/sstatesig.py
+++ b/meta/lib/oe/sstatesig.py
@@ -510,6 +510,7 @@ def OEOuthashBasic(path, sigfile, task, d):
     if task == "package":
         include_timestamps = True
         include_root = False
+        source_date_epoch = float(d.getVar("SOURCE_DATE_EPOCH"))
     hash_version = d.getVar('HASHEQUIV_HASH_VERSION')
     extra_sigdata = d.getVar("HASHEQUIV_EXTRA_SIGDATA")
 
@@ -601,7 +602,11 @@ def OEOuthashBasic(path, sigfile, task, d):
                         raise Exception(msg).with_traceback(e.__traceback__)
 
                 if include_timestamps:
-                    update_hash(" %10d" % s.st_mtime)
+                    # Need to clamp to SOURCE_DATE_EPOCH
+                    if s.st_mtime > source_date_epoch:
+                        update_hash(" %10d" % source_date_epoch)
+                    else:
+                        update_hash(" %10d" % s.st_mtime)
 
                 update_hash(" ")
                 if stat.S_ISBLK(s.st_mode) or stat.S_ISCHR(s.st_mode):