diff --git a/jlc/jlc.lex b/jlc/jlc.lex
index f54dab8..f95e5b5 100644
--- a/jlc/jlc.lex
+++ b/jlc/jlc.lex
@@ -31,6 +31,8 @@
 
 ;                   return SEMICOLON;
 :                   return COLON;
+\?                  return QUESTION;
+\$                  return DOLLAR;
 \.                  return DOT;
 \"                  return DQUOTE;
 \'                  return SQUOTE;
@@ -40,7 +42,10 @@
 0[0-7]*             return OCT_NUMBER;
 [1-9][0-9]*         return DEC_NUMBER;
 
+alias               return ALIAS;
+module              return MODULE;
 return              return RETURN;
+use                 return USE;
 
 [a-zA-Z_][a-zA-Z_0-9]*  return ID;
 
diff --git a/jlc/jlc.y b/jlc/jlc.y
index 3dc0e27..37fb2a6 100644
--- a/jlc/jlc.y
+++ b/jlc/jlc.y
@@ -52,6 +52,8 @@ int main(int argc, char * argv[])
 
 %token SEMICOLON;
 %token COLON;
+%token QUESTION;
+%token DOLLAR;
 %token DOT;
 %token DQUOTE;
 %token SQUOTE;
@@ -61,7 +63,10 @@ int main(int argc, char * argv[])
 %token OCT_NUMBER;
 %token DEC_NUMBER;
 
+%token ALIAS;
+%token MODULE;
 %token RETURN;
+%token USE;
 
 %token ID;