diff --git a/exercises/practice/binary-search/.meta/example.gd b/exercises/practice/binary-search/.meta/example.gd
index 19b6b8a2..21fbc415 100644
--- a/exercises/practice/binary-search/.meta/example.gd
+++ b/exercises/practice/binary-search/.meta/example.gd
@@ -9,4 +9,4 @@ func find(search_list, value):
 			low = middle + 1
 		else:
 			return middle
-	return false
+	return null
diff --git a/exercises/practice/binary-search/.meta/template.j2 b/exercises/practice/binary-search/.meta/template.j2
index c814bb26..4a71c1ce 100644
--- a/exercises/practice/binary-search/.meta/template.j2
+++ b/exercises/practice/binary-search/.meta/template.j2
@@ -2,7 +2,7 @@
 func test_{{ case.func_name }}(solution_script):
 	var got = solution_script.find({{ case.input.array }}, {{ case.input.value }})
 	{%- if case.expect_error %}
-	var want = false
+	var want = null
 	{%- else %}
 	var want = {{ case.expected }}
 	{%- endif %}
diff --git a/exercises/practice/binary-search/binary_search_test.gd b/exercises/practice/binary-search/binary_search_test.gd
index cd338dfe..f73d5406 100644
--- a/exercises/practice/binary-search/binary_search_test.gd
+++ b/exercises/practice/binary-search/binary_search_test.gd
@@ -36,29 +36,29 @@ func test_finds_a_value_in_an_array_of_even_length(solution_script):
 
 func test_identifies_that_a_value_is_not_included_in_the_array(solution_script):
 	var got = solution_script.find([1, 3, 4, 6, 8, 9, 11], 7)
-	var want = false
+	var want = null
 	return [got, want]
 
 
 func test_a_value_smaller_than_the_array_s_smallest_value_is_not_found(solution_script):
 	var got = solution_script.find([1, 3, 4, 6, 8, 9, 11], 0)
-	var want = false
+	var want = null
 	return [got, want]
 
 
 func test_a_value_larger_than_the_array_s_largest_value_is_not_found(solution_script):
 	var got = solution_script.find([1, 3, 4, 6, 8, 9, 11], 13)
-	var want = false
+	var want = null
 	return [got, want]
 
 
 func test_nothing_is_found_in_an_empty_array(solution_script):
 	var got = solution_script.find([], 1)
-	var want = false
+	var want = null
 	return [got, want]
 
 
 func test_nothing_is_found_when_the_left_and_right_bounds_cross(solution_script):
 	var got = solution_script.find([1, 2], 0)
-	var want = false
+	var want = null
 	return [got, want]