diff --git a/.conmon.metadata b/.conmon.metadata
index 6a6c6cc..9925052 100644
--- a/.conmon.metadata
+++ b/.conmon.metadata
@@ -1 +1 @@
-6077c3ee1cfebf187ae3c67aec5bccbc1ef14127 SOURCES/v2.0.18.tar.gz
+70fe00c8d5c114e0a81e1f4427ccc2077ff68744 SOURCES/v2.0.20.tar.gz
diff --git a/.gitignore b/.gitignore
index e9a8dec..5d87dda 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1 +1 @@
-SOURCES/v2.0.18.tar.gz
+SOURCES/v2.0.20.tar.gz
diff --git a/SPECS/conmon.spec b/SPECS/conmon.spec
index 2fcdac2..6e0f642 100644
--- a/SPECS/conmon.spec
+++ b/SPECS/conmon.spec
@@ -18,8 +18,8 @@
 
 Name: %{repo}
 Epoch: 2
-Version: 2.0.18
-Release: 1%{?dist}
+Version: 2.0.20
+Release: 2%{?dist}
 Summary: OCI container runtime monitor
 License: ASL 2.0
 URL: %{git0}
@@ -36,6 +36,7 @@ BuildRequires: systemd-devel
 %autosetup -Sgit
 
 %build
+export CFLAGS="%{optflags} -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64"
 %{__make} all
 
 %install
@@ -50,6 +51,18 @@ BuildRequires: systemd-devel
 %{_bindir}/%{name}
 
 %changelog
+* Tue Aug 11 2020 Jindrich Novy <jnovy@redhat.com> - 2:2.0.20-2
+- use proper CFLAGS
+- Related: #1821193
+
+* Wed Jul 29 2020 Jindrich Novy <jnovy@redhat.com> - 2:2.0.20-1
+- update to https://github.com/containers/conmon/releases/tag/v2.0.20
+- Related: #1821193
+
+* Wed Jul 15 2020 Jindrich Novy <jnovy@redhat.com> - 2:2.0.19-1
+- update to https://github.com/containers/conmon/releases/tag/v2.0.19
+- Related: #1821193
+
 * Tue Jun 16 2020 Jindrich Novy <jnovy@redhat.com> - 2:2.0.18-1
 - update to https://github.com/containers/conmon/releases/tag/v2.0.18
 - Related: #1821193