diff --git a/tests/fw/test_resource.c b/tests/fw/test_resource.c
index eb3b1230..1c6d577e 100644
--- a/tests/fw/test_resource.c
+++ b/tests/fw/test_resource.c
@@ -373,7 +373,7 @@ void test_resource__read_past_last_byte_resource(void) {
   size_t image_size = resource_size(resource_bank, no_litter_res_id);
   uint8_t image_buf[image_size];
 
-  // read the last byte, and make sure it returns a a failure 0 byte return value
+  // read the last byte, and make sure it returns a failure 0 byte return value
   cl_assert_equal_i( resource_load_byte_range_system(resource_bank, no_litter_res_id, image_size,
     image_buf, 1), 0);