diff --git a/update_antlr_parser.sh b/update_antlr_parser.sh
new file mode 100755
index 0000000..c6f8295
--- /dev/null
+++ b/update_antlr_parser.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+GIT_ROOT=$(git rev-parse --show-toplevel)
+
+# aliases
+cd $GIT_ROOT/handlers/aliases && antlr4 -Dlanguage=Go -o ast/parser Aliases.g4
+
+# sshd_config
+cd $GIT_ROOT/handlers/sshd_config && antlr4 -Dlanguage=Go -o ast/parser Config.g4
+cd $GIT_ROOT/handlers/sshd_config/match-parser && antlr4 -Dlanguage=Go -o parser Match.g4
+
+# ssh_config
+cd $GIT_ROOT/handlers/ssh_config && antlr4 -Dlanguage=Go -o ast/parser Config.g4
+cd $GIT_ROOT/handlers/ssh_config/match-parser && antlr4 -Dlanguage=Go -o parser Match.g4
+
+# hosts
+cd $GIT_ROOT/handlers/hosts && antlr4 -Dlanguage=Go -o ast/parser Hosts.g4
+