diff --git a/epitran/data/map/pan-Guru.csv b/epitran/data/map/pan-Guru.csv
index 4773ed7a..33a2aec1 100644
--- a/epitran/data/map/pan-Guru.csv
+++ b/epitran/data/map/pan-Guru.csv
@@ -59,3 +59,5 @@ Orth,Phon
 ਓ,o
 ਔ,ɔ
 ੰ,̃
+ਂ,̃
+ੱ,<GEM>
diff --git a/epitran/data/post/pan-Guru.txt b/epitran/data/post/pan-Guru.txt
index 2cb80f97..f6dcfe48 100644
--- a/epitran/data/post/pan-Guru.txt
+++ b/epitran/data/post/pan-Guru.txt
@@ -12,3 +12,7 @@
 
 % Virama
 (::vowel::)੍ -> 0 / _
+
+% Addak
+(?P<sw1><GEM>)(?P<sw2>(::consonant::)) -> 0 / _
+<GEM> -> ː / _
\ No newline at end of file