diff --git a/.gitignore b/.gitignore
index d047b99..f88aacb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -52,3 +52,6 @@
 /node-v20.8.1-stripped.tar.gz
 /undici-5.26.3.tar.gz
 /node-v20.9.0-stripped.tar.gz
+/node-v20.11.0-stripped.tar.gz
+/undici-5.27.2.tar.gz
+/wasi-sdk-wasi-sdk-16.tar.gz
diff --git a/nodejs.spec b/nodejs.spec
index 5ad5e22..476e33a 100644
--- a/nodejs.spec
+++ b/nodejs.spec
@@ -44,7 +44,7 @@
 # than a Fedora release lifecycle.
 %global nodejs_epoch 1
 %global nodejs_major 20
-%global nodejs_minor 9
+%global nodejs_minor 11
 %global nodejs_patch 0
 %global nodejs_abi %{nodejs_major}.%{nodejs_minor}
 # nodejs_soversion - from NODE_MODULE_VERSION in src/node_version.h
@@ -69,7 +69,7 @@
 
 # c-ares - from deps/cares/include/ares_version.h
 # https://github.com/nodejs/node/pull/9332
-%global c_ares_version 1.19.1
+%global c_ares_version 1.20.1
 
 # llhttp - from deps/llhttp/include/llhttp.h
 %global llhttp_version 8.1.1
@@ -78,7 +78,7 @@
 %global libuv_version 1.46.0
 
 # nghttp2 - from deps/nghttp2/lib/includes/nghttp2/nghttp2ver.h
-%global nghttp2_version 1.57.0
+%global nghttp2_version 1.58.0
 
 # nghttp3 - from deps/ngtcp2/nghttp3/lib/includes/nghttp3/version.h
 %global nghttp3_version 0.7.0
@@ -106,10 +106,10 @@
 %endif
 
 # simduft from deps/simdutf/simdutf.h
-%global simduft_version 3.2.17
+%global simduft_version 4.0.4
 
 # ada from deps/ada/ada.h
-%global ada_version 2.6.0
+%global ada_version 2.7.4
 
 # OpenSSL minimum version
 %global openssl_minimum 1:1.1.1
@@ -122,7 +122,7 @@
 
 # npm - from deps/npm/package.json
 %global npm_epoch 1
-%global npm_version 10.1.0
+%global npm_version 10.2.4
 
 # In order to avoid needing to keep incrementing the release version for the
 # main package forever, we will just construct one for npm that is guaranteed
@@ -132,10 +132,10 @@
 
 # Node.js 16.9.1 and later comes with an experimental package management tool
 # corepack - from deps/corepack/package.json
-%global corepack_version 0.20.0
+%global corepack_version 0.23.0
 
 # uvwasi - from deps/uvwasi/include/uvwasi.h
-%global uvwasi_version 0.0.18
+%global uvwasi_version 0.0.19
 
 # histogram_c - from deps/histogram/include/hdr/hdr_histogram_version.h
 %global histogram_version 0.11.8
@@ -177,16 +177,17 @@ Source8: npmrc.builtin.in
 # Adjustments: rm -f cjs-module-lexer-1.2.2/lib/lexer.wasm
 Source101: cjs-module-lexer-1.2.2.tar.gz
 # The WASM blob was made using wasi-sdk v11; compiler libraries are linked in.
-# Version source: Makefile
+# Version source (cjs-module-lexer tarball): Makefile
 Source102: https://github.com/WebAssembly/wasi-sdk/archive/wasi-sdk-11/wasi-sdk-wasi-sdk-11.tar.gz
 
 # Version: jq '.version' deps/undici/src/package.json
-# Original: https://github.com/nodejs/undici/archive/refs/tags/v5.22.1.tar.gz
-# Adjustments: rm -f undici-5.21.0/lib/llhttp/llhttp*.wasm*
-Source111: undici-5.26.3.tar.gz
-# The WASM blob was made using wasi-sdk v14; compiler libraries are linked in.
-# Version source: build/Dockerfile
-Source112: https://github.com/WebAssembly/wasi-sdk/archive/wasi-sdk-14/wasi-sdk-wasi-sdk-14.tar.gz
+# Original: https://github.com/nodejs/undici/archive/refs/tags/v5.27.2.tar.gz
+# Adjustments: rm -f undici-5.27.2/lib/llhttp/llhttp*.wasm*
+Source111: undici-5.27.2.tar.gz
+# The WASM blob was made using wasi-sdk v16; compiler libraries are linked in.
+# Version source: deps/undici/src/lib/llhttp/wasm_build_env.txt
+# Also check (undici tarball): lib/llhttp/wasm_build_env.txt
+Source112: https://github.com/WebAssembly/wasi-sdk/archive/wasi-sdk-16/wasi-sdk-wasi-sdk-16.tar.gz
 
 # Disable running gyp on bundled deps we don't use
 Patch1: 0001-Disable-running-gyp-on-shared-deps.patch
@@ -721,6 +722,10 @@ end
 
 
 %changelog
+* Fri Jan 19 2024 Lukas Javorsky <ljavorsk@redhat.com> - 1:20.11.0-1
+- Rebase to version 20.11.0
+- Resolves: RHEL-21434
+
 * Thu Nov 09 2023 Zuzana Svetlikova <zsvetlik@redhat.com> - 1:20.9.0-1
 - Rebase to LTS
 - Resolves: RHEL-16159
diff --git a/sources b/sources
index 30aa529..ba49c21 100644
--- a/sources
+++ b/sources
@@ -1,6 +1,6 @@
-SHA512 (node-v20.9.0-stripped.tar.gz) = 7f42f8ea32e638fb59957e2ac1fd53d080c84586f84dc0cc3ca2637a139a8c0304291be2016e3b9686968cb230c0d2f525d80d69443461f1f39af84b7cdf254b
+SHA512 (node-v20.11.0-stripped.tar.gz) = 4052a2625e085d850f5d196af2fcc5a64ec39ad9921b21753a17f4d918d7dafa83bb385d873aa7dab386934fd352f687f452be23712de5ce71d4966fded50d36
 SHA512 (icu4c-73_2-src.tgz) = 76dd782db6205833f289d7eb68b60860dddfa3f614f0ba03fe7ec13117077f82109f0dc1becabcdf4c8a9c628b94478ab0a46134bdb06f4302be55f74027ce62
-SHA512 (undici-5.26.3.tar.gz) = 990f5ab05e6bbe9ec3f15900e4a900620212322057c7f110be2c268f016679bf21789f3d4623b00ebda6c3fd2891deeb29c3324ada2a3740d8187192f440a53d
-SHA512 (cjs-module-lexer-1.2.2.tar.gz) = 2c8e9caf2231ca7d61e71936305389774859aca9b5c86c63489c9a62a81f4736f99477c3f0cbb41077bb7924fdd23e0f24b7bce858e42fb0f87e7c0ffc87afeb
+SHA512 (undici-5.27.2.tar.gz) = 31c53a2df8a0aea14c1671eae598e330b5e5575584a8d742e39dd6b3bd8d4d5bee300a422ea54331ee3aee2d89f2a6204a41a245ba55a07baeb96eb0ba2ec5ff
+SHA512 (cjs-module-lexer-1.2.2.tar.gz) = 96bbd11da026f13cbfdf5e524dd94c16fd2b7ae13790de3eae5cd55e91e08d09cdf38f00797b99ab8e742aeb86418ce42808aba19224bde7875402cf8c14d110
 SHA512 (wasi-sdk-wasi-sdk-11.tar.gz) = cb37f357b09431a3efad26141d83dce63232a35b536d9a7bd341d4d9627a0a3d4bd4d57504b6e3dab421942d2c168a96da2a6be889aab3f9a2852fc5a3200d3c
-SHA512 (wasi-sdk-wasi-sdk-14.tar.gz) = 4fecb3d9c04b91eb2388a9e51d49fbff6f22b81f9945a07ecdbfe479c96dad1e3b673b8bee24842b0dae5294129a9cb35dcf8e5ecf45437a6d01fb6e0fd13645
+SHA512 (wasi-sdk-wasi-sdk-16.tar.gz) = 501467cb04ee85ab2ccc3d8ab1beb5dd8957ca71cc51c86fd357991ddccb1a8c2656e24b947ea3a5acfaafd8c762f5ba20458c22b58a5a5c85ef8ecb7a76db65