diff --git a/lib/asn1/Makefile.am b/lib/asn1/Makefile.am
index 1c1168e9f..6a9ea8612 100644
--- a/lib/asn1/Makefile.am
+++ b/lib/asn1/Makefile.am
@@ -309,8 +309,10 @@ gen_files_pkcs9 =					\
 gen_files_test =					\
 	asn1_TESTChoice1.x				\
 	asn1_TESTChoice2.x				\
-	asn1_TESTSeq.x					\
-	asn1_TESTLargeTag.x
+	asn1_TESTImplicit.x				\
+	asn1_TESTInteger.x				\
+	asn1_TESTLargeTag.x				\
+	asn1_TESTSeq.x
 
 noinst_PROGRAMS = asn1_compile asn1_print asn1_gen
 
diff --git a/lib/asn1/test.asn1 b/lib/asn1/test.asn1
index 5a65e456b..459f59d0b 100644
--- a/lib/asn1/test.asn1
+++ b/lib/asn1/test.asn1
@@ -26,5 +26,11 @@ TESTChoice2 ::= CHOICE {
 	...	
 }
 
+TESTInteger ::= INTEGER (-2147483648..2147483647)
+
+TESTImplicit ::= SEQUENCE {
+	ti1[0] IMPLICIT TESTInteger,
+	ti2[1] IMPLICIT TESTLargeTag
+}
 
 END