diff --git a/.gitignore b/.gitignore
index 1ecddff..cc98e78 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/1.6.1.tar.gz
+SOURCES/1.8.1.tar.gz
diff --git a/.smc-tools.metadata b/.smc-tools.metadata
index 5a11f6e..6b7d66e 100644
--- a/.smc-tools.metadata
+++ b/.smc-tools.metadata
@@ -1 +1 @@
-db93c119ce05b44b60e6360aa0b21b9746cced76 SOURCES/1.6.1.tar.gz
+3d1c8dc3ff95341b367a4b9ed64f79bff4ebb308 SOURCES/1.8.1.tar.gz
diff --git a/SPECS/smc-tools.spec b/SPECS/smc-tools.spec
index 8245128..1c114eb 100644
--- a/SPECS/smc-tools.spec
+++ b/SPECS/smc-tools.spec
@@ -1,5 +1,5 @@
 Name:           smc-tools
-Version:        1.6.1
+Version:        1.8.1
 Release:        1%{?dist}
 Summary:        Shared Memory Communication Tools
 
@@ -28,6 +28,10 @@ sockets in Linux.
 
 
 %build
+%ifarch ppc64le
+# see arch/powerpc/include/uapi/asm/types.h
+%global optflags %optflags -D__SANE_USERSPACE_TYPES__
+%endif
 %set_build_flags
 %make_build
 
@@ -62,6 +66,9 @@ sockets in Linux.
 
 
 %changelog
+* Mon May 02 2022 Čestmír Kalina <ckalina@redhat.com> - 1.8.1-1
+- Resolves: #2044219 Update smc-tools to latest version
+
 * Fri Nov 26 2021 Čestmír Kalina <ckalina@redhat.com> - 1.6.1-1
 - Resolves: #2017065 Update smc-tools to 1.6.1