diff --git a/externals/nitro/ReleaseNotes.md b/externals/nitro/ReleaseNotes.md
index e4097b738..100baecef 100644
--- a/externals/nitro/ReleaseNotes.md
+++ b/externals/nitro/ReleaseNotes.md
@@ -1,5 +1,10 @@
 # NITRO (NITF i/o) Release Notes
 
+## [Version 2.11.0](https://github.com/mdaus/nitro/releases/tag/NITRO-2.11.0); August 30, 2022
+* [coda-oss](https://github.com/mdaus/coda-oss) release [2022-08-30_cpp14](https://github.com/mdaus/coda-oss/releases/tag/2022-08-30_cpp14)
+* Cut from [main](https://github.com/mdaus/nitro/tree/main); identical to [Version 2.10.12](https://github.com/mdaus/nitro/releases/tag/NITRO-2.10.12)
+except that C++14 is now required.  [master](https://github.com/mdaus/nitro/tree/master) remains at C++11.
+
 ## [Version 2.10.12](https://github.com/mdaus/nitro/releases/tag/NITRO-2.10.12); August 30, 2022
 * [coda-oss](https://github.com/mdaus/coda-oss) release [2022-08-30](https://github.com/mdaus/coda-oss/releases/tag/2022-08-30)
 * Build JPEG decompression as a plug-in.
diff --git a/externals/nitro/modules/c++/nitf/include/nitf/Version.hpp b/externals/nitro/modules/c++/nitf/include/nitf/Version.hpp
index 6893c9370..a81c898ae 100644
--- a/externals/nitro/modules/c++/nitf/include/nitf/Version.hpp
+++ b/externals/nitro/modules/c++/nitf/include/nitf/Version.hpp
@@ -27,6 +27,7 @@
 #include "config/Version.h"
 #include "nitf/Version.h"
 
+ // 2.11.0	August 30, 2022 (C++14)
  // 2.10.12	August 30, 2022
 // 2.10.11	August 2, 2022
 // 2.10.10	June 29, 2022
@@ -34,8 +35,8 @@
 // 2.10.8	February 22, 2022
 // 2.10.7	December 13, 2021
 #define NITF_VERSION_MAJOR	2
-#define NITF_VERSION_MINOR	10
-#define NITF_VERSION_PATCH	12
+#define NITF_VERSION_MINOR	11
+#define NITF_VERSION_PATCH	0
 #define NITF_VERSION_BUILD		0
 #define NITF_VERSION CODA_OSS_MAKE_VERSION_MMPB(NITF_VERSION_MAJOR, NITF_VERSION_MINOR, NITF_VERSION_PATCH, NITF_VERSION_BUILD)
 
diff --git a/externals/nitro/modules/c/nrt/include/nrt/Version.h b/externals/nitro/modules/c/nrt/include/nrt/Version.h
index d8bebc562..4388a60d2 100644
--- a/externals/nitro/modules/c/nrt/include/nrt/Version.h
+++ b/externals/nitro/modules/c/nrt/include/nrt/Version.h
@@ -1,5 +1,5 @@
 #pragma once
 
 #if !defined(NRT_LIB_VERSION)
-#define NRT_LIB_VERSION "2.10.12"
+#define NRT_LIB_VERSION "2.11.0"
 #endif