diff --git a/godotenv.go b/godotenv.go
index e58a80f..7b215ea 100644
--- a/godotenv.go
+++ b/godotenv.go
@@ -60,6 +60,16 @@ func parseLine(line string) (key string, value string, err error) {
 
 	splitString := strings.Split(line, "=")
 
+	if len(splitString) != 2 {
+		// try yaml mode!
+		splitString = strings.Split(line, ":")
+	}
+
+	if len(splitString) != 2 {
+		err = errors.New("Can't separate key from value")
+		return
+	}
+
 	key = strings.Trim(splitString[0], " ")
 
 	value = strings.Trim(splitString[1], " \"'")
diff --git a/godotenv_test.go b/godotenv_test.go
index 44ffe58..eaf0bf3 100644
--- a/godotenv_test.go
+++ b/godotenv_test.go
@@ -63,4 +63,8 @@ func TestParsing(t *testing.T) {
 
 	// parses escaped double quotes
 	parseAndCompare(t, "FOO=escaped\\\"bar\"", "FOO", "escaped\"bar")
+
+	// parses yaml style options
+	parseAndCompare(t, "OPTION_A: 1", "OPTION_A", "1")
+
 }