diff --git a/file_content.go b/file_content.go
index 5870d7a..a5c6f6e 100644
--- a/file_content.go
+++ b/file_content.go
@@ -14,7 +14,7 @@ func GetEncounteredLangs() []Language {
 
 func hasExpectedLanguage(file string, expectedExt []string) bool {
 	for _, ext := range expectedExt {
-		if strings.HasSuffix(file, ext) {
+		if strings.HasSuffix(file, ext) || isDockerfile(file) {
 			return true
 		}
 	}
diff --git a/help.go b/help.go
index 00b0a30..aeda91d 100644
--- a/help.go
+++ b/help.go
@@ -22,6 +22,10 @@ func GetAllLanguagesInDir(root string) []Language {
 			ext := fileExtensionFromPath(path)
 			langName := lookupLangByExtension(ext)
 			lang := Languages[langName]
+			if isDockerfile(path) && ext == "." {
+				langName = "Dockerfile"
+				lang = Languages[langName]
+			}
 			if len(lang.Name) != 0 && !alreadyInserted[lang.Name] {
 				availableLangs = append(availableLangs, lang)
 				alreadyInserted[lang.Name] = true
@@ -102,6 +106,8 @@ func randomInt(min, max int) int {
 	return min + rand.Intn(max-min)
 }
 
+func isDockerfile(file string) bool { return strings.HasSuffix(file, "Dockerfile") }
+
 func fileExtensionFromPath(path string) string {
 	return "." + strings.TrimPrefix(filepath.Ext(path), ".")
 }