diff --git a/test/functional/src/images/red2.png b/test/functional/src/images/red2.png
new file mode 100644
index 00000000..867a2f12
Binary files /dev/null and b/test/functional/src/images/red2.png differ
diff --git a/test/functional/src/test_image51.c b/test/functional/src/test_image51.c
new file mode 100644
index 00000000..59c404e4
--- /dev/null
+++ b/test/functional/src/test_image51.c
@@ -0,0 +1,24 @@
+/*****************************************************************************
+ * Test cases for libxlsxwriter.
+ *
+ * Test to compare output against Excel files.
+ *
+ * Copyright 2014-2020, John McNamara, jmcnamara@cpan.org
+ *
+ */
+
+#include "xlsxwriter.h"
+
+int main() {
+
+    lxw_workbook  *workbook  = workbook_new("test_image51.xlsx");
+    lxw_worksheet *worksheet = workbook_add_worksheet(workbook, NULL);
+
+    lxw_image_options options1 = {.url = "https://duckduckgo.com/?q=1"};
+    lxw_image_options options2 = {.url = "https://duckduckgo.com/?q=2"};
+
+    worksheet_insert_image_opt(worksheet, CELL("E9"),  "images/red.png",  &options1);
+    worksheet_insert_image_opt(worksheet, CELL("E13"), "images/red2.png", &options2);
+
+    return workbook_close(workbook);
+}
diff --git a/test/functional/test_image.py b/test/functional/test_image.py
index ebd0ce7e..1de807f2 100644
--- a/test/functional/test_image.py
+++ b/test/functional/test_image.py
@@ -139,6 +139,10 @@ class TestCompareXLSXFiles(base_test_class.XLSXBaseTest):
     def test_image50(self):
         self.run_exe_test('test_image50')
 
+    @pytest.mark.skipif(os.environ.get('USE_NO_MD5'), reason="compiled without MD5 support")
+    def test_image51(self):
+        self.run_exe_test('test_image51')
+
     # Test in-memory image handling.
     def test_image81(self):
         self.run_exe_test('test_image81', 'image01.xlsx')
diff --git a/test/functional/xlsx_files/image51.xlsx b/test/functional/xlsx_files/image51.xlsx
new file mode 100644
index 00000000..03daa485
Binary files /dev/null and b/test/functional/xlsx_files/image51.xlsx differ