diff --git a/test/VulnerabilitySpec.scala b/test/VulnerabilitySpec.scala
index 33b2799..73078b2 100644
--- a/test/VulnerabilitySpec.scala
+++ b/test/VulnerabilitySpec.scala
@@ -10,6 +10,12 @@ class VulnerabilitySpec extends Specification {
     VulnerableSoftware(allPreviousVersion = false, "cpe:/a:asd:asd:1.0")
   ), Seq())
 
+  val nonCpeVuln = Vulnerability("some-vuln", None, CvssRating(None, None, None, None, None, None, None), "descr", Seq(
+    VulnerableSoftware(allPreviousVersion = false, "cpex:/a:ftp:ftp"),
+    VulnerableSoftware(allPreviousVersion = false, "cpex:/a:ssh:ssh:1.0"),
+    VulnerableSoftware(allPreviousVersion = false, "cpex:/a:asd:asd:1.0")
+  ), Seq())
+
 
   def id(name: String) = Identifier(name = name, confidence = Confidence.Highest, url = "", identifierType = "cpe")
 
@@ -32,6 +38,9 @@ class VulnerabilitySpec extends Specification {
       "when it matches without version, but it also matches with version and everything matches" >> {
         vuln.likelyMatchesOnlyWithoutVersion(Set(id("cpe:/a:ftp:ftp:1.0"), id("cpe:/a:ssh:ssh:1.0"), id("cpe:/a:asd:asd:1.0"))) should beFalse
       }
+      "for non-CPE identifiers, as they are not supported" >> {
+        nonCpeVuln.likelyMatchesOnlyWithoutVersion(Set(id("cpe:/a:ftp:ftp:1.0"))) should beFalse
+      }
     }
     // TODO: Add tests for version matching; They would not pass now, though.
   }