diff --git a/test/test-frames/els_falcon.xml b/test/test-frames/els_falcon.xml
index ad5a405..9f05896 100644
--- a/test/test-frames/els_falcon.xml
+++ b/test/test-frames/els_falcon.xml
@@ -5,7 +5,7 @@
         <Id>70112345</Id>
         <Manufacturer>ELS</Manufacturer>
         <Version>10</Version>
-        <ProductName></ProductName>
+        <ProductName>Elster Falcon</ProductName>
         <Medium>Water</Medium>
         <AccessNumber>2</AccessNumber>
         <Status>00</Status>
diff --git a/test/test-frames/rel_padpuls2.xml b/test/test-frames/rel_padpuls2.xml
index 6482285..a107418 100644
--- a/test/test-frames/rel_padpuls2.xml
+++ b/test/test-frames/rel_padpuls2.xml
@@ -5,7 +5,7 @@
         <Id>4</Id>
         <Manufacturer>REL</Manufacturer>
         <Version>18</Version>
-        <ProductName></ProductName>
+        <ProductName>Relay PadPuls M4</ProductName>
         <Medium>Other</Medium>
         <AccessNumber>1</AccessNumber>
         <Status>00</Status>
diff --git a/test/test-frames/rel_padpuls3.xml b/test/test-frames/rel_padpuls3.xml
index 3b41127..fae5e8d 100644
--- a/test/test-frames/rel_padpuls3.xml
+++ b/test/test-frames/rel_padpuls3.xml
@@ -5,7 +5,7 @@
         <Id>1030101</Id>
         <Manufacturer>REL</Manufacturer>
         <Version>64</Version>
-        <ProductName></ProductName>
+        <ProductName>Relay PadPuls M2</ProductName>
         <Medium>Heat Cost Allocator</Medium>
         <AccessNumber>30</AccessNumber>
         <Status>00</Status>