diff --git a/spacy/vectors.pyx b/spacy/vectors.pyx
index bcba9d03f..93f6818ee 100644
--- a/spacy/vectors.pyx
+++ b/spacy/vectors.pyx
@@ -339,7 +339,7 @@ cdef class Vectors:
             return self.key2row.get(key, -1)
         elif keys is not None:
             keys = [get_string_id(key) for key in keys]
-            rows = [self.key2row.get(key, -1.) for key in keys]
+            rows = [self.key2row.get(key, -1) for key in keys]
             return xp.asarray(rows, dtype="i")
         else:
             row2key = {row: key for key, row in self.key2row.items()}