diff --git a/bitbake/lib/bb/utils.py b/bitbake/lib/bb/utils.py
index 2e8256101a..fcaeb99162 100644
--- a/bitbake/lib/bb/utils.py
+++ b/bitbake/lib/bb/utils.py
@@ -538,7 +538,7 @@ def md5_file(filename):
     Return the hex string representation of the MD5 checksum of filename.
     """
     import hashlib
-    return _hasher(hashlib.md5(), filename)
+    return _hasher(hashlib.new('MD5', usedforsecurity=False), filename)
 
 def sha256_file(filename):
     """
diff --git a/bitbake/lib/ply/yacc.py b/bitbake/lib/ply/yacc.py
index 46e7dc96f6..767c4e4674 100644
--- a/bitbake/lib/ply/yacc.py
+++ b/bitbake/lib/ply/yacc.py
@@ -2797,11 +2797,8 @@ class ParserReflect(object):
     # Compute a signature over the grammar
     def signature(self):
         try:
-            from hashlib import md5
-        except ImportError:
-            from md5 import md5
-        try:
-            sig = md5()
+            import hashlib
+            sig = hashlib.new('MD5', usedforsecurity=False)
             if self.start:
                 sig.update(self.start.encode('latin-1'))
             if self.prec: