diff --git a/tests/78-str-default-SE.asn1 b/tests/78-str-default-SE.asn1
new file mode 100644
index 0000000..a158d5d
--- /dev/null
+++ b/tests/78-str-default-SE.asn1
@@ -0,0 +1,21 @@
+
+-- SE: Semantic error
+
+-- iso.org.dod.internet.private.enterprise (1.3.6.1.4.1)
+-- .spelio.software.asn1c.test (9363.1.5.1)
+-- .78
+
+ModuleTestStringConstraint2
+	{ iso org(3) dod(6) internet(1) private(4) enterprise(1)
+		spelio(9363) software(1) asn1c(5) test(1) 78 }
+	DEFINITIONS AUTOMATIC TAGS ::=
+BEGIN
+
+	Type ::= SEQUENCE {
+		country  UTF8String DEFAULT country1,
+		...
+	}
+
+	country1 GeneralString ::= "Cyprus"
+
+END