diff --git a/nac3standalone/demo/demo.c b/nac3standalone/demo/demo.c
index 9fc14893e..28c643386 100644
--- a/nac3standalone/demo/demo.c
+++ b/nac3standalone/demo/demo.c
@@ -44,6 +44,18 @@ void output_float64(double x) {
     }
 }
 
+void output_range(int32_t range[3]) {
+    printf("range(");
+    if (range[0] != 0) {
+        printf("%d, ", range[0]);
+    }
+    printf("%d", range[1]);
+    if (range[2] != 1) {
+        printf(", %d", range[2]);
+    }
+    puts(")");
+}
+
 void output_asciiart(int32_t x) {
     static const char *chars = " .,-:;i+hHM$*#@    ";
     if (x < 0) {
diff --git a/nac3standalone/demo/src/demo_test.py b/nac3standalone/demo/src/demo_test.py
index d31aab0ba..951bbafd0 100644
--- a/nac3standalone/demo/src/demo_test.py
+++ b/nac3standalone/demo/src/demo_test.py
@@ -22,6 +22,10 @@ def output_uint64(x: uint64):
 def output_float64(x: float):
     ...
 
+@extern
+def output_range(x: range):
+    ...
+
 @extern
 def output_int32_list(x: list[int32]):
     ...
@@ -63,6 +67,15 @@ def test_output_float64():
     output_float64(16.25)
     output_float64(-16.25)
 
+def test_output_range():
+    r = range(1, 100, 5)
+    output_int32(r.start)
+    output_int32(r.stop)
+    output_int32(r.step)
+    output_range(range(10))
+    output_range(range(1, 10))
+    output_range(range(1, 10, 2))
+
 def test_output_asciiart():
     for i in range(17):
         output_asciiart(i)
@@ -82,6 +95,7 @@ def run() -> int32:
     test_output_uint32()
     test_output_uint64()
     test_output_float64()
+    test_output_range()
     test_output_asciiart()
     test_output_int32_list()
     test_output_str_family()