diff --git a/.gitignore b/.gitignore
index a6f2959..815fb66 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,6 +1,7 @@
 /.tscache
 /.idea
 /lib/
+/dist/tsBuildInfoFile
 /build/
 /tmp
 /.bower.json
diff --git a/jest.config.js b/jest.config.js
index 93a59cc..5e98f15 100644
--- a/jest.config.js
+++ b/jest.config.js
@@ -37,7 +37,7 @@ module.exports = {
     "__VERSION__": "TEST_VERSION",
     "__APP_CONTEXT__": "TEST_CONTEXT",
     // has to be set to true, otherwise i18n import fails
-    "tsConfig": {
+    "tsconfig": {
       "esModuleInterop": true
     }
   },
diff --git a/package.json b/package.json
index c1dac8d..cfaecb4 100644
--- a/package.json
+++ b/package.json
@@ -67,16 +67,16 @@
     "@types/d3-scale": "^2.0.1",
     "@types/d3-shape": "^1.2.3",
     "@types/d3-zoom": "^1.7.1",
-    "@types/jest": "~26.0.5",
+    "@types/jest": "~26.0.20",
     "identity-obj-proxy": "~3.0.0",
-    "jest": "~26.1.0",
+    "jest": "~26.6.3",
     "jest-raw-loader": "~1.0.1",
     "rimraf": "~3.0.2",
-    "shx": "~0.3.2",
-    "ts-jest": "~26.1.3",
-    "tslib": "~2.0.0",
+    "shx": "~0.3.3",
+    "ts-jest": "~26.4.4",
+    "tslib": "~2.0.3",
     "tslint": "~5.20.1",
-    "typedoc": "~0.17.8",
+    "typedoc": "~0.19.2",
     "typescript": "~3.9.7"
   },
   "dependencies": {
@@ -91,6 +91,6 @@
     "d3-selection": "^1.3.0",
     "d3-shape": "^1.2.0",
     "d3-zoom": "^1.7.1",
-    "eventemitter3": "3.0.1"
+    "eventemitter3": "^4.0.7"
   }
 }
diff --git a/tsconfig.json b/tsconfig.json
index e7bc9b2..2e06f21 100644
--- a/tsconfig.json
+++ b/tsconfig.json
@@ -16,7 +16,9 @@
     "esModuleInterop": false,
     "resolveJsonModule": true,
     "allowSyntheticDefaultImports": true,
-    "preserveWatchOutput": true
+    "preserveWatchOutput": true,
+    "incremental": true,
+    "tsBuildInfoFile": "dist/tsBuildInfoFile"
   },
   "include": [
     "src/**/*.ts",