diff --git a/hgext/remotefilelog/datapack.py b/hgext/remotefilelog/datapack.py
--- a/hgext/remotefilelog/datapack.py
+++ b/hgext/remotefilelog/datapack.py
@@ -242,8 +242,8 @@ class datapack(basepack.basepack):
             entry = index[end:end + entrylen]
         else:
             while start < end - entrylen:
-                mid = start  + (end - start) / 2
-                mid = int(mid - ((mid - params.indexstart) % entrylen))
+                mid = start + (end - start) // 2
+                mid = mid - ((mid - params.indexstart) % entrylen)
                 midnode = index[mid:mid + NODELENGTH]
                 if midnode == node:
                     entry = index[mid:mid + entrylen]
diff --git a/tests/test-remotefilelog-datapack.py b/tests/test-remotefilelog-datapack.py
--- a/tests/test-remotefilelog-datapack.py
+++ b/tests/test-remotefilelog-datapack.py
@@ -292,7 +292,7 @@ class datapacktestsbase(object):
 
         class testdatapackstore(datapack.datapackstore):
             # Ensures that we are not keeping everything in the cache.
-            DEFAULTCACHESIZE = int(numpacks / 2)
+            DEFAULTCACHESIZE = numpacks // 2
 
         store = testdatapackstore(uimod.ui(), packdir)