diff --git a/src/Unused/ResponseFilter.hs b/src/Unused/ResponseFilter.hs
index d504a40..e2b5f60 100644
--- a/src/Unused/ResponseFilter.hs
+++ b/src/Unused/ResponseFilter.hs
@@ -47,7 +47,8 @@ autoLowLikelihood l r =
     classOrModule = classOrModuleFunction . smClassOrModule
 
     matchesToBool :: [Matcher] -> Bool
-    matchesToBool = all (`matcherToBool` r)
+    matchesToBool [] = False
+    matchesToBool a = all (`matcherToBool` r) a
 
 classOrModuleFunction :: Bool -> TermResults -> Bool
 classOrModuleFunction True = isClassOrModule
diff --git a/test/Unused/ResponseFilterSpec.hs b/test/Unused/ResponseFilterSpec.hs
index 1bb8baf..23e3993 100644
--- a/test/Unused/ResponseFilterSpec.hs
+++ b/test/Unused/ResponseFilterSpec.hs
@@ -128,6 +128,14 @@ spec = parallel $ do
 
             haskellAutoLowLikelihood result `shouldReturn` True
 
+    describe "autoLowLikelihood" $
+        it "doesn't qualify as low when no matchers are present in a language config" $ do
+            let match = TermMatch "AwesomeThing" "app/foo/awesome_thing.rb" 1
+            let result = resultsFromMatches [match]
+            let languageConfig = LanguageConfiguration "Bad" [] [LowLikelihoodMatch "Match with empty matchers" [] False] []
+
+            autoLowLikelihood languageConfig result `shouldBe` False
+
 configByName :: String -> IO LanguageConfiguration
 configByName s = do
     (Right config) <- loadConfig