diff --git a/packages/@jsii/integ-test/package.json b/packages/@jsii/integ-test/package.json
index 9884b8d59b..0268914952 100644
--- a/packages/@jsii/integ-test/package.json
+++ b/packages/@jsii/integ-test/package.json
@@ -29,7 +29,7 @@
   "devDependencies": {
     "@types/dotenv": "^8.2.0",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "@types/tar": "^4.0.4",
     "eslint": "^7.17.0",
diff --git a/packages/@jsii/kernel/package.json b/packages/@jsii/kernel/package.json
index d23feab8a7..6bef09ad17 100644
--- a/packages/@jsii/kernel/package.json
+++ b/packages/@jsii/kernel/package.json
@@ -39,7 +39,7 @@
     "@scope/jsii-calc-base": "^0.0.0",
     "@scope/jsii-calc-lib": "^0.0.0",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/jest-expect-message": "^1.0.3",
     "@types/node": "^10.17.50",
     "@types/tar": "^4.0.4",
diff --git a/packages/@jsii/runtime/package.json b/packages/@jsii/runtime/package.json
index 238f8fc5ed..889a981444 100644
--- a/packages/@jsii/runtime/package.json
+++ b/packages/@jsii/runtime/package.json
@@ -40,7 +40,7 @@
   "devDependencies": {
     "@scope/jsii-calc-base": "^0.0.0",
     "@scope/jsii-calc-lib": "^0.0.0",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "eslint": "^7.17.0",
     "jest": "^26.6.3",
diff --git a/packages/@jsii/spec/package.json b/packages/@jsii/spec/package.json
index af4c273b20..386e8e31b5 100644
--- a/packages/@jsii/spec/package.json
+++ b/packages/@jsii/spec/package.json
@@ -34,7 +34,7 @@
     "jsonschema": "^1.4.0"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "eslint": "^7.17.0",
     "jest": "^26.6.3",
diff --git a/packages/codemaker/package.json b/packages/codemaker/package.json
index c5dc0e1b32..32fbae1629 100644
--- a/packages/codemaker/package.json
+++ b/packages/codemaker/package.json
@@ -37,7 +37,7 @@
   },
   "devDependencies": {
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "eslint": "^7.17.0",
     "jest": "^26.6.3",
diff --git a/packages/jsii-config/package.json b/packages/jsii-config/package.json
index 9f746aaff6..5854c1f84c 100644
--- a/packages/jsii-config/package.json
+++ b/packages/jsii-config/package.json
@@ -20,7 +20,7 @@
   },
   "devDependencies": {
     "@types/inquirer": "^7.3.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/jest-expect-message": "^1.0.3",
     "@types/node": "^10.17.50",
     "@types/yargs": "^15.0.12",
diff --git a/packages/jsii-diff/package.json b/packages/jsii-diff/package.json
index 1f4b6a9e7d..0e89ae3085 100644
--- a/packages/jsii-diff/package.json
+++ b/packages/jsii-diff/package.json
@@ -42,7 +42,7 @@
   },
   "devDependencies": {
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/jest-expect-message": "^1.0.3",
     "@types/node": "^10.17.50",
     "@types/tar-fs": "^2.0.0",
diff --git a/packages/jsii-pacmak/package.json b/packages/jsii-pacmak/package.json
index d0f65c0af1..5b3c590215 100644
--- a/packages/jsii-pacmak/package.json
+++ b/packages/jsii-pacmak/package.json
@@ -57,7 +57,7 @@
     "@types/clone": "^2.1.0",
     "@types/commonmark": "^0.27.4",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "@types/semver": "^7.3.4",
     "@types/yargs": "^15.0.12",
diff --git a/packages/jsii-reflect/package.json b/packages/jsii-reflect/package.json
index 0ac697af5f..f2a25b525e 100644
--- a/packages/jsii-reflect/package.json
+++ b/packages/jsii-reflect/package.json
@@ -43,7 +43,7 @@
   "devDependencies": {
     "@scope/jsii-calc-lib": "^0.0.0",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "@types/yargs": "^15.0.12",
     "eslint": "^7.17.0",
diff --git a/packages/jsii-rosetta/package.json b/packages/jsii-rosetta/package.json
index 35c20e0d47..3fa4a917d7 100644
--- a/packages/jsii-rosetta/package.json
+++ b/packages/jsii-rosetta/package.json
@@ -18,7 +18,7 @@
   "devDependencies": {
     "@types/commonmark": "^0.27.4",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/mock-fs": "^4.13.0",
     "@types/node": "^10.17.50",
     "@types/yargs": "^15.0.12",
diff --git a/packages/jsii/package.json b/packages/jsii/package.json
index 84ef61d8c5..2fde8a1897 100644
--- a/packages/jsii/package.json
+++ b/packages/jsii/package.json
@@ -51,7 +51,7 @@
     "@types/clone": "^2.1.0",
     "@types/deep-equal": "^1.0.1",
     "@types/fs-extra": "^8.1.1",
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/jest-expect-message": "^1.0.3",
     "@types/node": "^10.17.50",
     "@types/semver": "^7.3.4",
diff --git a/packages/oo-ascii-tree/package.json b/packages/oo-ascii-tree/package.json
index c05210f30f..00aaf9b44b 100644
--- a/packages/oo-ascii-tree/package.json
+++ b/packages/oo-ascii-tree/package.json
@@ -31,7 +31,7 @@
     "package": "package-js"
   },
   "devDependencies": {
-    "@types/jest": "^26.0.19",
+    "@types/jest": "^26.0.20",
     "@types/node": "^10.17.50",
     "eslint": "^7.17.0",
     "jest": "^26.6.3",
diff --git a/yarn.lock b/yarn.lock
index bbc8fd2ad4..6004d47163 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -1596,10 +1596,10 @@
   dependencies:
     "@types/jest" "*"
 
-"@types/jest@*", "@types/jest@26.x", "@types/jest@^26.0.19":
-  version "26.0.19"
-  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-26.0.19.tgz#e6fa1e3def5842ec85045bd5210e9bb8289de790"
-  integrity sha512-jqHoirTG61fee6v6rwbnEuKhpSKih0tuhqeFbCmMmErhtu3BYlOZaXWjffgOstMM4S/3iQD31lI5bGLTrs97yQ==
+"@types/jest@*", "@types/jest@26.x", "@types/jest@^26.0.20":
+  version "26.0.20"
+  resolved "https://registry.yarnpkg.com/@types/jest/-/jest-26.0.20.tgz#cd2f2702ecf69e86b586e1f5223a60e454056307"
+  integrity sha512-9zi2Y+5USJRxd0FsahERhBwlcvFh6D2GLQnY2FH2BzK8J9s9omvNHIbvABwIluXa0fD8XVKMLTO0aOEuUfACAA==
   dependencies:
     jest-diff "^26.0.0"
     pretty-format "^26.0.0"