diff --git a/python/hail/docs/representation/index.rst b/python/hail/docs/representation/index.rst
index 02d9e452335..acfca5934e5 100644
--- a/python/hail/docs/representation/index.rst
+++ b/python/hail/docs/representation/index.rst
@@ -14,11 +14,11 @@ representation
 
     hail.representation.AltAllele
     hail.representation.Call
-    hail.representation.ReferenceGenome
     hail.representation.Genotype
     hail.representation.Interval
     hail.representation.Locus
     hail.representation.Pedigree
+    hail.representation.ReferenceGenome
     hail.representation.Struct
     hail.representation.Trio
     hail.representation.Variant
diff --git a/python/hail/representation/genomeref.py b/python/hail/representation/genomeref.py
index 680199d1ce6..8ee6892ea26 100644
--- a/python/hail/representation/genomeref.py
+++ b/python/hail/representation/genomeref.py
@@ -6,7 +6,7 @@
 
 
 class ReferenceGenome(HistoryMixin):
-    """An object that represents a `reference genome <https://en.wikipedia.org/wiki/Reference_genome>`_.
+    """An object that represents a `reference genome <https://en.wikipedia.org/wiki/Reference_genome>`__.
 
     :param str name: Name of reference.
 
@@ -146,10 +146,10 @@ def par(self):
     def contig_length(self, contig):
         """Contig length.
 
-        :param contig: Contig
+        :param contig: Contig.
         :type contig: str
 
-        :return: Length of contig
+        :return: Length of contig.
         :rtype: int
         """
         return self._jrep.contigLength(contig)
@@ -160,7 +160,7 @@ def contig_length(self, contig):
     def GRCh37(cls):
         """Reference genome for GRCh37.
 
-        Data from `GATK resource bundle <ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/b37/human_g1k_v37.dict>`_.
+        Data from `GATK resource bundle <ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/b37/human_g1k_v37.dict>`__.
 
         >>> grch37 = ReferenceGenome.GRCh37()
 
@@ -174,7 +174,7 @@ def GRCh37(cls):
     def GRCh38(cls):
         """Reference genome for GRCh38.
 
-        Data from `GATK resource bundle <ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/hg38/Homo_sapiens_assembly38.dict>`_.
+        Data from `GATK resource bundle <ftp://gsapubftp-anonymous@ftp.broadinstitute.org/bundle/hg38/Homo_sapiens_assembly38.dict>`__.
 
         >>> grch38 = ReferenceGenome.GRCh38()