diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e9a0ee340912..b2f2c15821c9 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
+
+	* config/s390/s390.md: Add missing output modifier for operand 1
+	to print it as address properly.
+
 2016-02-19  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>
 
 	* config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
diff --git a/gcc/config/s390/s390.md b/gcc/config/s390/s390.md
index 9d76e61a8bfc..55ae705fc48e 100644
--- a/gcc/config/s390/s390.md
+++ b/gcc/config/s390/s390.md
@@ -10913,11 +10913,11 @@
 
 (define_insn "lcbb"
   [(set (match_operand:SI             0 "register_operand"  "=d")
-	(unspec:SI [(match_operand:SI 1 "address_operand" "ZQZR")
+	(unspec:SI [(match_operand    1 "address_operand" "ZQZR")
 		    (match_operand:SI 2 "immediate_operand"  "C")] UNSPEC_LCBB))
    (clobber (reg:CC CC_REGNUM))]
   "TARGET_Z13"
-  "lcbb\t%0,%1,%b2"
+  "lcbb\t%0,%a1,%b2"
   [(set_attr "op_type" "VRX")])
 
 ; Handle -fsplit-stack.