diff --git a/SOURCES/irqbalance-1.5.0-Refine-document-about-IRQBALANCE_BANNED_CPUS.patch b/SOURCES/irqbalance-1.5.0-Refine-document-about-IRQBALANCE_BANNED_CPUS.patch
new file mode 100644
index 0000000..6418918
--- /dev/null
+++ b/SOURCES/irqbalance-1.5.0-Refine-document-about-IRQBALANCE_BANNED_CPUS.patch
@@ -0,0 +1,31 @@
+From e14f9d17af2b899de3fc2a791e93f717f2b8d5b0 Mon Sep 17 00:00:00 2001
+From: Kairui Song <kasong@redhat.com>
+Date: Tue, 26 Feb 2019 16:26:51 +0800
+Subject: [PATCH] Refine document about IRQBALANCE_BANNED_CPUS
+
+There is no declaration about how irqbalance deal with isolated CPUs or
+adaptive-ticks CPUs, and how IRQBALANCE_BANNED_CPUS will override the
+behavior of auto-banning of such CPUs. Refine the document to avoid
+confusion.
+
+Signed-off-by: Kairui Song <kasong@redhat.com>
+---
+ irqbalance.1 | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/irqbalance.1 b/irqbalance.1
+index 7e508d7..2763c29 100644
+--- a/irqbalance.1
++++ b/irqbalance.1
+@@ -138,6 +138,8 @@
+ would prevent irqbalance from assigning irqs to the 7th-12th cpus (cpu6-cpu11) or
+ ‘export IRQBALANCE_BANNED_CPUS=ff000000,00000001‘ would prevent irqbalance from
+ assigning irqs to the 1st (cpu0) and 57th-64th cpus (cpu56-cpu63).
++If not specified, irqbalance use mask of isolated and adaptive-ticks CPUs on the
++system as the default value.
+ 
+ .SH "SIGNALS"
+ .TP
+-- 
+2.20.1
+
diff --git a/SPECS/irqbalance.spec b/SPECS/irqbalance.spec
index 0a43a24..403c4d2 100644
--- a/SPECS/irqbalance.spec
+++ b/SPECS/irqbalance.spec
@@ -1,6 +1,6 @@
 Name:           irqbalance
 Version:        1.0.7
-Release:        10%{?dist}.1
+Release:        12%{?dist}
 Epoch:          3
 Summary:        IRQ balancing daemon
 
@@ -44,6 +44,7 @@ Patch15:irqbalance-1.0.8-Invalid-parsing-for-isolated-and-nohz_full-cpu-masks.pa
 Patch16:irqbalance-1.0.9-irqbalance-set-IRQBALANCE_DEBUG-variable-implies-for.patch
 Patch17:irqbalance-node-package.patch
 Patch18:irqbalance-1.0.8-Balance-correctly-IRQs-reappearing.patch
+Patch19:irqbalance-1.5.0-Refine-document-about-IRQBALANCE_BANNED_CPUS.patch
 
 %description
 irqbalance is a daemon that evenly distributes IRQ load across
@@ -69,6 +70,7 @@ multiple CPUs for enhanced performance.
 %patch16 -p1
 %patch17 -p1
 %patch18 -p1
+%patch19 -p1
 
 %build
 ./autogen.sh
@@ -107,9 +109,13 @@ fi
 /sbin/chkconfig --del irqbalance >/dev/null 2>&1 || :
 
 %changelog
-* Tue Feb 06 2018 Petr Oros <poros@redhat.com> - 3:1.0.7-10.1
+* Fri Mar 1 2019 Kairui Song <kasong@redhat.com> - 3:1.0.7-12
+- Refine document for IRQBALANCE_BANNED_CPUS
+- Resolves: #1361654
+
+* Mon Feb 05 2018 Petr Oros <poros@redhat.com> - 3:1.0.7-11
 - Balance correctly IRQs reappearing
-- Resolves: #1542450
+- Resolves: #1536373
 
 * Tue May 16 2017 Petr Oros <poros@redhat.com> - 3:1.0.7-10
 - irqbalance node package patch