diff --git a/common.go b/common.go
index ed1e6d8..b299d36 100644
--- a/common.go
+++ b/common.go
@@ -116,6 +116,10 @@ func GetLanguageBySpecificClassifier(content []byte, candidates []string, classi
 // GetLanguages applies a sequence of strategies based on the given filename and content
 // to find out the most probably languages to return.
 func GetLanguages(filename string, content []byte) []string {
+	if IsBinary(content) {
+		return nil
+	}
+
 	var languages []string
 	candidates := []string{}
 	for _, strategy := range DefaultStrategies {
diff --git a/common_test.go b/common_test.go
index ca83e09..208767d 100644
--- a/common_test.go
+++ b/common_test.go
@@ -64,6 +64,7 @@ func (s *EnryTestSuite) TestGetLanguage() {
 		{name: "TestGetLanguage_1", filename: "foo.py", content: []byte{}, expected: "Python"},
 		{name: "TestGetLanguage_2", filename: "foo.m", content: []byte(":- module"), expected: "Mercury"},
 		{name: "TestGetLanguage_3", filename: "foo.m", content: nil, expected: OtherLanguage},
+		{name: "TestGetLanguage_4", filename: "foo.mo", content: []byte{0xDE, 0x12, 0x04, 0x95, 0x00, 0x00, 0x00, 0x00}, expected: OtherLanguage},
 	}
 
 	for _, test := range tests {