diff --git a/cadquery/cq.py b/cadquery/cq.py
index d788d678a..799f8c2f9 100644
--- a/cadquery/cq.py
+++ b/cadquery/cq.py
@@ -2675,6 +2675,8 @@ def _combineWithBase(self, obj):
         r = obj
         if baseSolid is not None:
             r = baseSolid.fuse(obj)
+        elif isinstance(obj, Compound):
+            r = obj.fuse()
 
         return self.newObject([r])
 
diff --git a/cadquery/occ_impl/shapes.py b/cadquery/occ_impl/shapes.py
index 5484263f1..a1e486901 100644
--- a/cadquery/occ_impl/shapes.py
+++ b/cadquery/occ_impl/shapes.py
@@ -1997,7 +1997,12 @@ def fuse(self, *toFuse):
         fuse_op = BRepAlgoAPI_Fuse()
         # fuse_op.SetFuzzyValue(TOLERANCE)
 
-        rv = self._bool_op(self, toFuse, fuse_op)
+        args = tuple(self) + toFuse
+
+        if len(args) <= 1:
+            rv = self
+        else:
+            rv = self._bool_op(args[:1], args[1:], fuse_op)
 
         # fuse_op.RefineEdges()
         # fuse_op.FuseEdges()
diff --git a/tests/test_cadquery.py b/tests/test_cadquery.py
index b3ee1f88a..c031df366 100644
--- a/tests/test_cadquery.py
+++ b/tests/test_cadquery.py
@@ -2548,6 +2548,8 @@ def testExtrude(self):
         # extrude symmetrically
         s = Workplane("XY").circle(r).extrude(h, both=True)
 
+        self.assertTrue(len(s.val().Solids()) == 1)
+
         top_face = s.faces(">Z")
         bottom_face = s.faces("<Z")