diff --git a/build-config.h.cmake b/build-config.h.cmake
index b9300ed1217..6976d3eddf3 100644
--- a/build-config.h.cmake
+++ b/build-config.h.cmake
@@ -94,6 +94,14 @@
     #define BUILD_VERSION_POINT ${HPCC_POINT}
 #endif
 
+#ifndef BUILD_MATURITY
+    #define BUILD_MATURITY "${HPCC_MATURITY}"
+#endif
+
+#ifndef BUILD_TAG_TIMESTAMP
+    #define BUILD_TAG_TIMESTAMP "${HPCC_TAG_TIMESTAMP}"
+#endif
+
 #ifndef BASE_BUILD_TAG
     #cmakedefine BASE_BUILD_TAG "${BASE_BUILD_TAG}"
 #endif
diff --git a/esp/scm/ws_workunits_req_resp.ecm b/esp/scm/ws_workunits_req_resp.ecm
index 96ea02740b1..d45d38c733a 100644
--- a/esp/scm/ws_workunits_req_resp.ecm
+++ b/esp/scm/ws_workunits_req_resp.ecm
@@ -936,6 +936,7 @@ ESPresponse [exceptions_inline] WUCreateZAPInfoResponse
 
 ESPrequest [nil_remove] WUCheckFeaturesRequest
 {
+    boolean IncludeFullVersion(false);
 };
 
 ESPresponse [exceptions_inline] WUCheckFeaturesResponse
@@ -945,6 +946,12 @@ ESPresponse [exceptions_inline] WUCheckFeaturesResponse
     int BuildVersionPoint;
     unsigned maxRequestEntityLength;
     ESPStruct DeploymentFeatures Deployment;
+    //The following fields are only generated if IncludeFullVersion is set.  Normally the fields would be versioned,
+    //but this change is applied to a much earlier version and the version number has been incremented several times,
+    //so that approach cannot be used.
+    string BuildVersion;
+    string BuildMaturity;
+    string BuildTagTimestamp;
 };
 
 ESPrequest [nil_remove] WUGetStatsRequest
diff --git a/esp/services/ws_workunits/ws_workunitsService.cpp b/esp/services/ws_workunits/ws_workunitsService.cpp
index f03f12460fa..1fc6d6b9b50 100644
--- a/esp/services/ws_workunits/ws_workunitsService.cpp
+++ b/esp/services/ws_workunits/ws_workunitsService.cpp
@@ -5068,6 +5068,13 @@ bool CWsWorkunitsEx::onWUCheckFeatures(IEspContext &context, IEspWUCheckFeatures
     resp.setBuildVersionMajor(hpccBuildInfo.buildVersionMajor);
     resp.setBuildVersionMinor(hpccBuildInfo.buildVersionMinor);
     resp.setBuildVersionPoint(hpccBuildInfo.buildVersionPoint);
+    //This does not check version because a consistent version could not be used for all the places it was included
+    if (req.getIncludeFullVersion())
+    {
+        resp.setBuildVersion(hpccBuildInfo.buildTag);
+        resp.setBuildMaturity(hpccBuildInfo.buildMaturity);
+        resp.setBuildTagTimestamp(hpccBuildInfo.buildTagTimestamp);
+    }
     resp.setMaxRequestEntityLength(maxRequestEntityLength);
     resp.updateDeployment().setUseCompression(true);
     return true;
diff --git a/system/jlib/jutil.cpp b/system/jlib/jutil.cpp
index f4c2438835f..c8b1b615e32 100644
--- a/system/jlib/jutil.cpp
+++ b/system/jlib/jutil.cpp
@@ -109,6 +109,8 @@ static void initBuildVars()
     hpccBuildInfo.buildVersionMinor = BUILD_VERSION_MINOR;
     hpccBuildInfo.buildVersionPoint = BUILD_VERSION_POINT;
     hpccBuildInfo.buildVersion = estringify(BUILD_VERSION_MAJOR) "." estringify(BUILD_VERSION_MINOR) "." estringify(BUILD_VERSION_POINT);
+    hpccBuildInfo.buildMaturity = BUILD_MATURITY;
+    hpccBuildInfo.buildTagTimestamp = BUILD_TAG_TIMESTAMP;
 
     hpccBuildInfo.dirName = DIR_NAME;
     hpccBuildInfo.prefix = PREFIX;
diff --git a/system/jlib/jutil.hpp b/system/jlib/jutil.hpp
index acb43c486ec..c6b924b97d4 100644
--- a/system/jlib/jutil.hpp
+++ b/system/jlib/jutil.hpp
@@ -635,6 +635,8 @@ struct HPCCBuildInfo
     unsigned buildVersionMinor;
     unsigned buildVersionPoint;
     const char *buildVersion;
+    const char *buildMaturity;
+    const char *buildTagTimestamp;
 };
 
 extern jlib_decl HPCCBuildInfo hpccBuildInfo;
diff --git a/vcpkg b/vcpkg
index 18c2f88e281..8e7b6f66fa9 160000
--- a/vcpkg
+++ b/vcpkg
@@ -1 +1 @@
-Subproject commit 18c2f88e28115aff24952cab5b6879c19b9bb1f3
+Subproject commit 8e7b6f66fa9458274b22e0b921e8c0e91b49bce0
diff --git a/version.cmake b/version.cmake
index db2534f1fab..26035fd9815 100644
--- a/version.cmake
+++ b/version.cmake
@@ -8,4 +8,5 @@ set ( HPCC_MINOR 12 )
 set ( HPCC_POINT 65 )
 set ( HPCC_MATURITY "closedown" )
 set ( HPCC_SEQUENCE 0 )
+set ( HPCC_TAG_TIMESTAMP "1970-01-01T01:00:00Z" )
 ###