diff --git a/CHANGELOG.md b/CHANGELOG.md
index af06caae5d..70f8321f17 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,16 @@
+## [1.6.4](https://github.com/infra-geo-ouverte/igo2-lib/compare/1.6.3...1.6.4) (2021-03-15)
+
+
+### Bug Fixes
+
+* **arcgisREST:** fix forced title and legend for arcgis layer ([#819](https://github.com/infra-geo-ouverte/igo2-lib/issues/819)) ([abdd881](https://github.com/infra-geo-ouverte/igo2-lib/commit/abdd8813865b58ab08ca82ed00b18aa2882caae1))
+* **auth:** httpHeader class are immutable objects ([72c51d0](https://github.com/infra-geo-ouverte/igo2-lib/commit/72c51d009aa5a887b4bec36ccd476b64ac407e35))
+* **context:** pass object to service instead of json.stringify ([2a54c62](https://github.com/infra-geo-ouverte/igo2-lib/commit/2a54c62e981f226ec67cf36303a2db4c7d71354b))
+* **draw:** drawing popup label changed ([#820](https://github.com/infra-geo-ouverte/igo2-lib/issues/820)) ([d2227b9](https://github.com/infra-geo-ouverte/igo2-lib/commit/d2227b95c06f35b903a5d6ea17676fa174ee4380)), closes [#645](https://github.com/infra-geo-ouverte/igo2-lib/issues/645) [#646](https://github.com/infra-geo-ouverte/igo2-lib/issues/646)
+* **options-api:** fix when layerOptions is undefined ([2255c5b](https://github.com/infra-geo-ouverte/igo2-lib/commit/2255c5b266d64ece14476fca2b1430e9c0c58747))
+
+
+
 ## [1.6.3](https://github.com/infra-geo-ouverte/igo2-lib/compare/1.6.2...1.6.3) (2021-02-23)
 
 
diff --git a/package-lock.json b/package-lock.json
index f3af35ace9..97f9e46970 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo/demo",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "lockfileVersion": 1,
   "requires": true,
   "dependencies": {
diff --git a/package.json b/package.json
index c969ede7d9..e3648cdc06 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo/demo",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "license": "MIT",
diff --git a/packages/auth/package.json b/packages/auth/package.json
index fcd1de57d2..b9b30f3d28 100644
--- a/packages/auth/package.json
+++ b/packages/auth/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/auth",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -25,8 +25,8 @@
     "@angular/core": "^10.0.3",
     "@angular/forms": "^10.0.3",
     "@angular/material": "^10.0.1",
-    "@igo2/core": "^1.6.3",
-    "@igo2/utils": "^1.6.3",
+    "@igo2/core": "^1.6.4",
+    "@igo2/utils": "^1.6.4",
     "rxjs": "^6.6.0",
     "@azure/msal-angular": "^1.1.1",
     "msal": "^1.4.0"
diff --git a/packages/common/package.json b/packages/common/package.json
index 847863f636..01bd3953c2 100644
--- a/packages/common/package.json
+++ b/packages/common/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/common",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -17,8 +17,8 @@
     "@angular/common": "^10.0.3",
     "@angular/core": "^10.0.3",
     "@angular/material": "^10.0.1",
-    "@igo2/core": "^1.6.3",
-    "@igo2/utils": "^1.6.3",
+    "@igo2/core": "^1.6.4",
+    "@igo2/utils": "^1.6.4",
     "scroll-into-view-if-needed": "^2.2.20",
     "typy": "^3.3.0"
   },
diff --git a/packages/context/package.json b/packages/context/package.json
index 8160da2165..2e599de917 100644
--- a/packages/context/package.json
+++ b/packages/context/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/context",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -19,11 +19,11 @@
     "@angular/core": "^10.0.3",
     "@angular/forms": "^10.0.3",
     "@angular/material": "^10.0.1",
-    "@igo2/auth": "^1.6.3",
-    "@igo2/common": "^1.6.3",
-    "@igo2/core": "^1.6.3",
-    "@igo2/utils": "^1.6.3",
-    "@igo2/geo": "^1.6.3",
+    "@igo2/auth": "^1.6.4",
+    "@igo2/common": "^1.6.4",
+    "@igo2/core": "^1.6.4",
+    "@igo2/utils": "^1.6.4",
+    "@igo2/geo": "^1.6.4",
     "ol": "^6.3.1",
     "rxjs": "^6.6.0"
   },
diff --git a/packages/core/package.json b/packages/core/package.json
index c3d71ff13e..ce091920ce 100644
--- a/packages/core/package.json
+++ b/packages/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/core",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -22,7 +22,7 @@
     "@angular/cdk": "^10.0.1",
     "@angular/common": "^10.0.3",
     "@angular/core": "^10.0.3",
-    "@igo2/utils": "^1.6.3",
+    "@igo2/utils": "^1.6.4",
     "rxjs": "^6.6.0"
   }
 }
\ No newline at end of file
diff --git a/packages/core/src/lib/config/version.ts b/packages/core/src/lib/config/version.ts
index 04a985a86a..73e6793744 100644
--- a/packages/core/src/lib/config/version.ts
+++ b/packages/core/src/lib/config/version.ts
@@ -4,6 +4,6 @@ export interface Version {
 }
 
 export const version: Version = {
-  lib: '1.6.3',
-  releaseDate: 1614118156204
+  lib: '1.6.4',
+  releaseDate: 1615828800493
 };
diff --git a/packages/geo/package.json b/packages/geo/package.json
index db95a1da6e..c98bcdb135 100644
--- a/packages/geo/package.json
+++ b/packages/geo/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/geo",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -27,9 +27,9 @@
     "@angular/core": "^10.0.3",
     "@angular/forms": "^10.0.3",
     "@angular/material": "^10.0.1",
-    "@igo2/common": "^1.6.3",
-    "@igo2/core": "^1.6.3",
-    "@igo2/utils": "^1.6.3",
+    "@igo2/common": "^1.6.4",
+    "@igo2/core": "^1.6.4",
+    "@igo2/utils": "^1.6.4",
     "ol": "^6.3.1",
     "proj4": "^2.6.2",
     "rxjs": "^6.6.0",
diff --git a/packages/integration/package.json b/packages/integration/package.json
index 39aa68dcc2..e9192b80a5 100644
--- a/packages/integration/package.json
+++ b/packages/integration/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/integration",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],
@@ -16,8 +16,8 @@
   "peerDependencies": {
     "@angular/common": "^10.0.3",
     "@angular/core": "^10.0.3",
-    "@igo2/geo": "1.6.3",
-    "@igo2/context": "1.6.3",
+    "@igo2/geo": "1.6.4",
+    "@igo2/context": "1.6.4",
     "rxjs": "^6.6.0"
   },
   "dependencies": {
diff --git a/packages/utils/package.json b/packages/utils/package.json
index 31a709f81e..1a6c238b58 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@igo2/utils",
-  "version": "1.6.3",
+  "version": "1.6.4",
   "description": "IGO Library",
   "author": "MSP",
   "keywords": ["igo"],