diff --git a/python/pylibcudf/pylibcudf/io/parquet.pyx b/python/pylibcudf/pylibcudf/io/parquet.pyx
index 894c04c5ad0..9cd3a20da66 100644
--- a/python/pylibcudf/pylibcudf/io/parquet.pyx
+++ b/python/pylibcudf/pylibcudf/io/parquet.pyx
@@ -377,7 +377,7 @@ cdef class ParquetWriterOptions:
         Parameters
         ----------
         size_bytes : int
-            Sets the maximum dictionary size, in bytes..
+            Sets the maximum dictionary size, in bytes.
 
         Returns
         -------