diff --git a/liborcus-gcc11.patch b/liborcus-gcc11.patch
new file mode 100644
index 0000000..da8adae
--- /dev/null
+++ b/liborcus-gcc11.patch
@@ -0,0 +1,36 @@
+diff --git a/src/liborcus/orcus_xlsx.cpp b/src/liborcus/orcus_xlsx.cpp
+index d9e16ef..604b0f8 100644
+--- a/src/liborcus/orcus_xlsx.cpp
++++ b/src/liborcus/orcus_xlsx.cpp
+@@ -30,6 +30,7 @@
+ #include "ooxml_global.hpp"
+ #include "spreadsheet_iface_util.hpp"
+ 
++#include <limits>
+ #include <cstdlib>
+ #include <iostream>
+ #include <string>
+diff --git a/src/liborcus/xls_xml_context.cpp b/src/liborcus/xls_xml_context.cpp
+index 3ca72e5..7504b4c 100644
+--- a/src/liborcus/xls_xml_context.cpp
++++ b/src/liborcus/xls_xml_context.cpp
+@@ -16,6 +16,7 @@
+ #include <mdds/sorted_string_map.hpp>
+ 
+ #include <iostream>
++#include <limits>
+ 
+ using namespace std;
+ namespace ss = orcus::spreadsheet;
+diff --git a/src/liborcus/xlsx_revision_context.cpp b/src/liborcus/xlsx_revision_context.cpp
+index edfd9ee..0b6ec0a 100644
+--- a/src/liborcus/xlsx_revision_context.cpp
++++ b/src/liborcus/xlsx_revision_context.cpp
+@@ -16,6 +16,7 @@
+ #include "orcus/global.hpp"
+ 
+ #include <iostream>
++#include <limits>
+ 
+ using namespace std;
+ 
diff --git a/liborcus.spec b/liborcus.spec
index 841fdf3..efac633 100644
--- a/liborcus.spec
+++ b/liborcus.spec
@@ -7,12 +7,13 @@
 
 Name: liborcus
 Version: 0.16.1
-Release: 1%{?dist}
+Release: 2%{?dist}
 Summary: Standalone file import filter library for spreadsheet documents
 
 License: MPLv2.0
 URL: https://gitlab.com/orcus/orcus
 Source0: https://kohei.us/files/orcus/src/%{name}-%{version}.tar.xz
+Patch0:  %{name}-gcc11.patch
 
 BuildRequires: boost-devel
 BuildRequires: doxygen
@@ -186,6 +187,9 @@ make check %{?_smp_mflags}
 %doc doc/_doxygen/html
 
 %changelog
+* Mon Oct 19 2020 Jeff Law <law@redhat.com> - 0.16.1-2
+- Fix missing headers for gcc-11
+
 * Tue Sep 29 2020 Caolán McNamara <caolanm@redhat.com> - 0.16.1-1
 - latest release