diff --git a/package-lock.json b/package-lock.json
index b1e0040a1..85cd0a3f0 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "flood-app",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "lockfileVersion": 2,
   "requires": true,
   "packages": {
     "": {
       "name": "flood-app",
-      "version": "5.0.0",
+      "version": "5.1.1",
       "hasInstallScript": true,
       "license": "ISC",
       "dependencies": {
@@ -47,7 +47,7 @@
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@@ -2375,14 +2375,9 @@
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-        "lodash-es": ">=4.17.5 <5.0.0"
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@@ -7038,17 +7033,17 @@
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+      "resolved": "https://registry.npmjs.org/geotiff/-/geotiff-1.0.8.tgz",
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+        "@petamoriken/float16": "^3.4.7",
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-        "threads": "^1.3.1",
-        "txml": "^5.0.0"
+        "threads": "^1.7.0",
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-      "resolved": "https://registry.npmjs.org/lodash-es/-/lodash-es-4.17.21.tgz",
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-      "resolved": "https://registry.npmjs.org/ol/-/ol-6.8.1.tgz",
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+      "resolved": "https://registry.npmjs.org/ol/-/ol-6.9.0.tgz",
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-        "geotiff": "1.0.6",
+        "geotiff": "^1.0.8",
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@@ -10847,14 +10828,6 @@
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@@ -11369,6 +11342,11 @@
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+      "resolved": "https://registry.npmjs.org/xml-utils/-/xml-utils-1.0.2.tgz",
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@@ -13204,13 +13182,9 @@
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-      "requires": {
-        "lodash": ">=4.17.5 <5.0.0",
-        "lodash-es": ">=4.17.5 <5.0.0"
-      }
+      "version": "3.5.0",
+      "resolved": "https://registry.npmjs.org/@petamoriken/float16/-/float16-3.5.0.tgz",
+      "integrity": "sha512-jtw55sPmhLbTbkzBc3CsONW8ziluPNfQFECoumaWNSh0XqiSuGpwgoHnIXYQIHtr8gdPJr67csrS9+paMYmSXg=="
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     "@sideway/address": {
       "version": "4.1.1",
@@ -16844,17 +16818,17 @@
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-      "resolved": "https://registry.npmjs.org/geotiff/-/geotiff-1.0.6.tgz",
-      "integrity": "sha512-QpThfg270taZirnyZyN3INoo5OfUOtedYEbiotML5ts1Qou7rxtHrU9nUW2J07biEuSV6qWq784z7brUH7/gRQ==",
+      "version": "1.0.8",
+      "resolved": "https://registry.npmjs.org/geotiff/-/geotiff-1.0.8.tgz",
+      "integrity": "sha512-3YA6NpGuuXF+WwwgA7moSHIw1U0XHxBY8W5bjjoSGBCVuw6s+DOgt7Z95Y3bf5k19RHixv6zW8KpW/yrRno43Q==",
       "requires": {
-        "@petamoriken/float16": "^1.0.7",
+        "@petamoriken/float16": "^3.4.7",
         "lerc": "^3.0.0",
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         "pako": "^2.0.4",
         "parse-headers": "^2.0.2",
-        "threads": "^1.3.1",
-        "txml": "^5.0.0"
+        "threads": "^1.7.0",
+        "xml-utils": "^1.0.2"
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@@ -17608,11 +17582,6 @@
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-    "lodash-es": {
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-      "resolved": "https://registry.npmjs.org/lodash-es/-/lodash-es-4.17.21.tgz",
-      "integrity": "sha512-mKnC+QJ9pWVzv+C4/U3rRsHapFfHvQFoFB92e52xeyGMcX6/OlIl78je1u8vePzYZSkkogMPJ2yjxxsb89cxyw=="
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@@ -18122,11 +18091,11 @@
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-      "version": "6.8.1",
-      "resolved": "https://registry.npmjs.org/ol/-/ol-6.8.1.tgz",
-      "integrity": "sha512-atGAkVsOf8sUhnKVdcGhpTqCAWrOREl9e07KmRi0mHsCa6j1r/BhSnjeuGTmnj0qkeMrz9MLd9PBjgWqL4EFPg==",
+      "version": "6.9.0",
+      "resolved": "https://registry.npmjs.org/ol/-/ol-6.9.0.tgz",
+      "integrity": "sha512-VmU5HKHwO2O1uGgmBcng/dL1PouVB1jKiYUbiXPR5l1i/3B3qatexl4rapZAnsGx0vsOC7lI1GLx7jEZro8C8Q==",
       "requires": {
-        "geotiff": "1.0.6",
+        "geotiff": "^1.0.8",
         "ol-mapbox-style": "^6.5.1",
         "pbf": "3.2.1",
         "rbush": "^3.0.1"
@@ -19536,15 +19505,6 @@
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-      "version": "3.0.2",
-      "resolved": "https://registry.npmjs.org/through2/-/through2-3.0.2.tgz",
-      "integrity": "sha512-enaDQ4MUyP2W6ZyT6EsMzqBPZaM/avg8iuo+l2d3QCs0J+6RaqkHV/2/lOwDTueBHeJ/2LG9lrLW3d5rWPucuQ==",
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@@ -19655,14 +19615,6 @@
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       "integrity": "sha1-WuaBd/GS1EViadEIr6k/+HQ/T2Q="
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-    "txml": {
-      "version": "5.0.1",
-      "resolved": "https://registry.npmjs.org/txml/-/txml-5.0.1.tgz",
-      "integrity": "sha512-T4JOQUCzKEUbSI7y4lKBf0e/JNNB8/CGdpStgrq7F37GuiR+uhKaD+zbs4hVIztrPzvZuopKCVGLVmO8B3HogQ==",
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@@ -20036,6 +19988,11 @@
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+    "xml-utils": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/xml-utils/-/xml-utils-1.0.2.tgz",
+      "integrity": "sha512-rEn0FvKi+YGjv9omf22oAf+0d6Ly/sgJ/CUufU/nOzS7SRLmgwSujrewc03KojXxt+aPaTRpm593TgehtUBMSQ=="
+    },
     "y18n": {
       "version": "4.0.3",
       "resolved": "https://registry.npmjs.org/y18n/-/y18n-4.0.3.tgz",
diff --git a/package.json b/package.json
index 07fb056d0..600a459c7 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "flood-app",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "description": "Flood risk app",
   "main": "index.js",
   "repository": "github:defra/flood-app",
@@ -62,7 +62,7 @@
     "node-sass": "^6.0.1",
     "node-schedule": "^2.0.0",
     "nunjucks": "^3.2.3",
-    "ol": "^6.8.1",
+    "ol": "^6.9.0",
     "regenerator-runtime": "^0.13.9",
     "sinon": "^11.1.2",
     "standard": "^16.0.4",
diff --git a/release-docs/CFF-5.1.1.txt b/release-docs/CFF-5.1.1.txt
new file mode 100644
index 000000000..d7a365ef5
--- /dev/null
+++ b/release-docs/CFF-5.1.1.txt
@@ -0,0 +1,15 @@
+# Check for flooding Emergency RFC 5.1.1 26 October 2021
+
+
+# Tickets
+
+FSR-464 - Outlook map polygons render issues bug fix.
+
+# Instructions
+
+Straight forward application build for release
+
+LFW_{stage}_04_UPDATE_FLOOD_APP_AND_SERVICE_PIPELINE
+
+Execute smoke tests and forward results
+