diff --git a/tests/bugfixes/github/test_pr_1456.py b/tests/bugfixes/github/test_pr_1456.py
new file mode 100644
index 00000000..d466d13f
--- /dev/null
+++ b/tests/bugfixes/github/test_pr_1456.py
@@ -0,0 +1,77 @@
+# -*- coding: utf-8 -*-
+
+import system_tests
+
+class CanonSigmaLens_28mm_F14_DG_HSM_A(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_28mm_F1.4_DG_HSM_A_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 28mm f/1.4 DG HSM | A
+"""
+]
+    retval = [0]
+
+
+class CanonSigmaLens_35mm_F14_DG_HSM_A(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_35mm_F1.4_DG_HSM_A_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 35mm f/1.4 DG HSM | A
+"""
+]
+    retval = [0]
+
+class CanonSigmaLens_40mm_F14_DG_HSM_A(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_40mm_F1.4_DG_HSM_A_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 40mm f/1.4 DG HSM | A
+"""
+]
+    retval = [0]
+
+class CanonSigmaLens_50mm_F14_DG_HSM_A(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_50mm_F1.4_DG_HSM_A_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 50mm f/1.4 DG HSM | A
+"""
+]
+    retval = [0]
+
+class CanonSigmaLens_14_24mm_F28_DG_HSM_A(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_14-24mm_F2.8_DG_HSM_A_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 14-24mm f/2.8 DG HSM | A
+"""
+]
+    retval = [0]
+
+class CanonSigmaLens_60_600mm_F45_63_DG_OS_HSM_S(metaclass=system_tests.CaseMeta):
+    url = "https://github.com/Exiv2/exiv2/pull/1455"
+    
+    filename = "$data_path/Sigma_60-600mm_F4.5-6.3_DG_OS_HSM_S_for_EOS.exv"
+    commands = ["$exiv2 -pa --grep lensType/i $filename"]
+    stderr = [""]
+    stdout = [""
+        """Exif.CanonCs.LensType                        Short       1  Sigma 60-600mm f/4.5-6.3 DG OS HSM | S
+"""
+]
+    retval = [0]
+