diff --git a/glossary.tex b/glossary.tex
index 48c6e5c..50061e5 100644
--- a/glossary.tex
+++ b/glossary.tex
@@ -1,3 +1,4 @@
+\newabbreviation{gpsg}{GPSG}{Generalized Phrase Structure Grammar}
 \newabbreviation{wp}{WP}{Word and Paradigm}
 \newabbreviation{cg}{CG}{categorial grammar}
 \newabbreviation{ccg}{CCG}{Combinatory Categorial Grammar}
@@ -14,6 +15,7 @@
 \newabbreviation{dm}{DM}{Distributed Morphology}
 \newabbreviation{hpsg}{HPSG}{Head Driven Phrase Structure Grammar}
 \newabbreviation{hsm}{HSM}{hierarchical finite-state machine}
+\newabbreviation{htlcg}{HTLCG}{Hybrid Type-Logical Grammar}
 
 \newglossaryentry{morph}{name={morph}, description={%
     A morph could be thought of as the form component of a morpheme