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-rw-r--r--python/pyspark/ml/feature.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/python/pyspark/ml/feature.py b/python/pyspark/ml/feature.py
index f41d72f877..a4e60f916b 100644
--- a/python/pyspark/ml/feature.py
+++ b/python/pyspark/ml/feature.py
@@ -1850,7 +1850,7 @@ class RFormula(JavaEstimator, HasFeaturesCol, HasLabelCol):
Implements the transforms required for fitting a dataset against an
R model formula. Currently we support a limited subset of the R
- operators, including '~', '+', '-', and '.'. Also see the R formula
+ operators, including '~', '.', ':', '+', and '-'. Also see the R formula
docs:
http://stat.ethz.ch/R-manual/R-patched/library/stats/html/formula.html