diff --git a/include/opcode/ChangeLog b/include/opcode/ChangeLog
index e100c1193..b13efe26a 100644
--- a/include/opcode/ChangeLog
+++ b/include/opcode/ChangeLog
@@ -1,3 +1,7 @@
+2003-07-01  Martin Schwidefsky  <schwidefsky@de.ibm.com>
+
+	* s390.h (s390_opcode_cpu_val): Add enum for cpu type z990.
+
 2003-06-25  Richard Sandiford  <rsandifo@redhat.com>
 
 	* h8300.h (IMM2_NS, IMM8_NS, IMM16_NS): Remove.
diff --git a/include/opcode/s390.h b/include/opcode/s390.h
index 6e32723b2..f582a4e51 100644
--- a/include/opcode/s390.h
+++ b/include/opcode/s390.h
@@ -34,7 +34,8 @@ enum s390_opcode_cpu_val
   {
     S390_OPCODE_G5 = 0,
     S390_OPCODE_G6,
-    S390_OPCODE_Z900
+    S390_OPCODE_Z900,
+    S390_OPCODE_Z990
   };
 
 /* The opcode table is an array of struct s390_opcode.  */