diff --git a/src/cql2_lexer.l b/src/cql2_lexer.l
index c97129d..61e7df0 100644
--- a/src/cql2_lexer.l
+++ b/src/cql2_lexer.l
@@ -145,6 +145,12 @@ IN {
   return Cql2ParserBase::token::ID;
 }
 
+A_EQUALS|A_CONTAINS|A_CONTAINEDBY|A_OVERLAPS {
+  print("ARRAY", yytext);
+  yylval_->emplace<std::string>(yytext);
+  return Cql2ParserBase::token::arrayFunction;
+}
+
 "+" { print("OP", yytext); return Cql2ParserBase::token::PLUS; }
 "-" { print("OP", yytext); return Cql2ParserBase::token::MINUS;}
 "*" { print("OP", yytext); return Cql2ParserBase::token::MULT; }
diff --git a/src/cql2_parser.y b/src/cql2_parser.y
index 402688d..603b32d 100644
--- a/src/cql2_parser.y
+++ b/src/cql2_parser.y
@@ -240,7 +240,7 @@ arrayElement:
   | numericLiteral
   // | temporalInstance
   | spatialInstance
-  | array  // shift/reduce conflict
+  // | array  // shift/reduce conflict
   // | arithmeticExpression
   | booleanExpression
   | propertyName
diff --git a/test/indoorjson/array.txt b/test/indoorjson/array.txt
new file mode 100644
index 0000000..875c6bc
--- /dev/null
+++ b/test/indoorjson/array.txt
@@ -0,0 +1 @@
+A_CONTAINS(array_field, ('value_1', 'value_2'))
diff --git a/test/test_parse.cc b/test/test_parse.cc
index 78e0b38..5567963 100644
--- a/test/test_parse.cc
+++ b/test/test_parse.cc
@@ -52,6 +52,7 @@ TEST_F(ParseTest, binary        ) { EXPECT_TRUE(Parse(case_name_)); }
 TEST_F(ParseTest, is_in_list    ) { EXPECT_TRUE(Parse(case_name_)); }
 TEST_F(ParseTest, is_not_in_list) { EXPECT_TRUE(Parse(case_name_)); }
 TEST_F(ParseTest, localization  ) { EXPECT_TRUE(Parse(case_name_)); }
+TEST_F(ParseTest, array  )        { EXPECT_TRUE(Parse(case_name_)); }
 // TEST_F(ParseTest, binlocations  ) { EXPECT_TRUE(Parse(case_name_)); }  // function
 // TEST_F(ParseTest, labels        ) { EXPECT_TRUE(Parse(case_name_)); }
 // clang-format on