diff -r 0f60687b2324 -r ddbc296a1f48 mercurial/hg.py
--- a/mercurial/hg.py	Wed Feb 26 10:54:17 2020 -0800
+++ b/mercurial/hg.py	Wed Feb 26 11:00:50 2020 -0800
@@ -1137,7 +1137,7 @@
 
 
 def merge(
-    repo, node, force=False, remind=True, mergeforce=False, labels=None,
+    repo, node, force=False, remind=True, labels=None,
 ):
     """Branch merge with node, resolving changes. Return true if any
     unresolved conflicts."""
@@ -1146,7 +1146,7 @@
         node,
         branchmerge=True,
         force=force,
-        mergeforce=mergeforce,
+        mergeforce=force,
         labels=labels,
     )
     _showstats(repo, stats)