diff --git a/pkgs/development/compilers/jetbrains-jdk/default.nix b/pkgs/development/compilers/jetbrains-jdk/default.nix
index a1e536909a0a..5a5b4c288655 100644
--- a/pkgs/development/compilers/jetbrains-jdk/default.nix
+++ b/pkgs/development/compilers/jetbrains-jdk/default.nix
@@ -2,8 +2,7 @@
 , stdenv
 , fetchFromGitHub
 , jetbrains
-, openjdk17
-, openjdk17-bootstrap
+, jdk
 , git
 , autoconf
 , unzip
@@ -37,28 +36,28 @@ let
   }.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
   cpu = stdenv.hostPlatform.parsed.cpu.name;
 in
-openjdk17.overrideAttrs (oldAttrs: rec {
+jdk.overrideAttrs (oldAttrs: rec {
   pname = "jetbrains-jdk" + lib.optionalString withJcef "-jcef";
-  javaVersion = "17.0.11";
-  build = "1207.24";
+  javaVersion = "21.0.3";
+  build = "465.3";
   # To get the new tag:
   # git clone https://github.com/jetbrains/jetbrainsruntime
   # cd jetbrainsruntime
-  # git reset --hard [revision]
+  # git checkout jbr-release-${javaVersion}b${build}
   # git log --simplify-by-decoration --decorate=short --pretty=short | grep "jbr-" --color=never | cut -d "(" -f2 | cut -d ")" -f1 | awk '{print $2}' | sort -t "-" -k 2 -g | tail -n 1 | tr -d ","
-  openjdkTag = "jbr-17.0.8+7";
+  openjdkTag = "jbr-21.0.2+3";
   version = "${javaVersion}-b${build}";
 
   src = fetchFromGitHub {
     owner = "JetBrains";
     repo = "JetBrainsRuntime";
     rev = "jb${version}";
-    hash = "sha256-a7cJF2iCW/1GK0/GmVbaY5pYcn3YtZy5ngFkyAGRhu0=";
+    hash = "sha256-Pup/XeHExCE6yy2o74wF7VlYU6MI9cg8gb69V3bclIo=";
   };
 
-  BOOT_JDK = openjdk17-bootstrap.home;
+  BOOT_JDK = jdk.home;
   # run `git log -1 --pretty=%ct` in jdk repo for new value on update
-  SOURCE_DATE_EPOCH = 1715809405;
+  SOURCE_DATE_EPOCH = 1717225235;
 
   patches = [ ];
 
@@ -74,7 +73,8 @@ openjdk17.overrideAttrs (oldAttrs: rec {
         -e "s/SOURCE_DATE_EPOCH=.*//" \
         -e "s/export SOURCE_DATE_EPOCH//" \
         -i jb/project/tools/common/scripts/common.sh
-    sed -i "s/STATIC_CONF_ARGS/STATIC_CONF_ARGS \$configureFlags/" jb/project/tools/linux/scripts/mkimages_${arch}.sh
+    configureFlags=$(echo $configureFlags | sed 's/--host=[^ ]*//')
+    sed -i "s|STATIC_CONF_ARGS|STATIC_CONF_ARGS \$configureFlags|" jb/project/tools/linux/scripts/mkimages_${arch}.sh
     sed \
         -e "s/create_image_bundle \"jb/#/" \
         -e "s/echo Creating /exit 0 #/" \
@@ -144,7 +144,7 @@ openjdk17.overrideAttrs (oldAttrs: rec {
       your own risk.
     '';
     homepage = "https://confluence.jetbrains.com/display/JBR/JetBrains+Runtime";
-    inherit (openjdk17.meta) license platforms mainProgram;
+    inherit (jdk.meta) license platforms mainProgram;
     maintainers = with maintainers; [ edwtjo ];
 
     broken = stdenv.isDarwin;
diff --git a/pkgs/development/compilers/jetbrains-jdk/jcef.nix b/pkgs/development/compilers/jetbrains-jdk/jcef.nix
index 1c0348e4f44c..0ed9c159b128 100644
--- a/pkgs/development/compilers/jetbrains-jdk/jcef.nix
+++ b/pkgs/development/compilers/jetbrains-jdk/jcef.nix
@@ -4,7 +4,7 @@
 , stdenv
 , cmake
 , python3
-, jdk17
+, jdk
 , git
 , libcef
 , rsync
@@ -101,20 +101,20 @@ let
 in
 stdenv.mkDerivation rec {
   pname = "jcef-jetbrains";
-  rev = "5e368cf6456d6319967e466e96ad5fa99f412c85";
+  rev = "34dfd656652c24da31b89c39d0885f284722eeaa";
   # This is the commit number
-  # Currently from the branch: https://github.com/JetBrains/jcef/tree/232
+  # Currently from the branch: https://github.com/JetBrains/jcef/tree/242
   # Run `git rev-list --count HEAD`
-  version = "767";
+  version = "867";
 
-  nativeBuildInputs = [ cmake python3 jdk17 git rsync ant ninja strip-nondeterminism stripJavaArchivesHook ];
+  nativeBuildInputs = [ cmake python3 jdk git rsync ant ninja strip-nondeterminism stripJavaArchivesHook ];
   buildInputs = [ boost libX11 libXdamage nss nspr thrift ];
 
   src = fetchFromGitHub {
     owner = "jetbrains";
     repo = "jcef";
     inherit rev;
-    hash = "sha256-n+zwxHkyjkjaFhnYWcDNfsqRZIXzZplZiyeHNExfxKU=";
+    hash = "sha256-JlTGKqvgdBpBs2xtFMTVJ/ZksT1uME/8a2g7niH2sq8=";
   };
   cef-bin =
     let
@@ -130,6 +130,7 @@ stdenv.mkDerivation rec {
       url = "https://cef-builds.spotifycdn.com/${urlName}.tar.bz2";
       inherit name hash;
     };
+  # Find the hash in tools/buildtools/linux64/clang-format.sha1
   clang-fmt = fetchurl {
     url = "https://storage.googleapis.com/chromium-clang-format/dd736afb28430c9782750fc0fd5f0ed497399263";
     hash = "sha256-4H6FVO9jdZtxH40CSfS+4VESAHgYgYxfCBFSMHdT0hE=";
@@ -180,11 +181,15 @@ stdenv.mkDerivation rec {
     ../tools/compile.sh ${platform} Release
   '';
 
-  # Mostly taken from jb/tools/common/create_modules.sh
+  # N.B. For new versions, manually synchronize the following
+  # definitions with jb/tools/common/create_modules.sh to include
+  # newly added modules
   installPhase = ''
     runHook preInstall
 
     export JCEF_ROOT_DIR=$(realpath ..)
+    export THRIFT_DIR="$JCEF_ROOT_DIR"/third_party/thrift
+    export THRIFT_JAR=libthrift-0.19.0.jar
     export OUT_NATIVE_DIR=$JCEF_ROOT_DIR/jcef_build/native/${buildType}
     export JB_TOOLS_DIR=$(realpath ../jb/tools)
     export JB_TOOLS_OS_DIR=$JB_TOOLS_DIR/linux
@@ -244,6 +249,11 @@ stdenv.mkDerivation rec {
   '' + ''
 
     cd ../jcef
+    cp "$THRIFT_DIR"/"$THRIFT_JAR" .
+    cp "$JB_TOOLS_DIR"/common/thrift-module-info.java module-info.java
+    javac --patch-module org.apache.thrift=$THRIFT_JAR module-info.java
+    jar uf $THRIFT_JAR module-info.class
+    rm module-info.class module-info.java
     cp "$OUT_CLS_DIR"/jcef.jar .
     mkdir lib
     cp -R "$OUT_NATIVE_DIR"/* lib
@@ -264,6 +274,7 @@ stdenv.mkDerivation rec {
     jmod create --module-path . --class-path jogl-all.jar --libs lib $out/jmods/jogl.all.jmod
     cd ../jcef
     jmod create --module-path . --class-path jcef.jar --libs lib $out/jmods/jcef.jmod
+    jmod create --module-path . --class-path $THRIFT_JAR $out/jmods/org.apache.thrift.jmod
 
     # stripJavaArchivesHook gets rid of jar file timestamps, but not of jmod file timestamps
     # We have to manually call strip-nondeterminism to do this for jmod files too
diff --git a/pkgs/top-level/all-packages.nix b/pkgs/top-level/all-packages.nix
index f73c7a022905..036ca0e13c8d 100644
--- a/pkgs/top-level/all-packages.nix
+++ b/pkgs/top-level/all-packages.nix
@@ -31183,9 +31183,16 @@ with pkgs;
     vmopts = config.jetbrains.vmopts or null;
     jdk = jetbrains.jdk;
   }) // {
-    jdk-no-jcef = callPackage ../development/compilers/jetbrains-jdk { withJcef = false; };
-    jdk = callPackage ../development/compilers/jetbrains-jdk {  };
-    jcef = callPackage ../development/compilers/jetbrains-jdk/jcef.nix { };
+    jdk-no-jcef = callPackage ../development/compilers/jetbrains-jdk {
+      jdk = jdk21;
+      withJcef = false;
+    };
+    jdk = callPackage ../development/compilers/jetbrains-jdk {
+      jdk = jdk21;
+    };
+    jcef = callPackage ../development/compilers/jetbrains-jdk/jcef.nix {
+      jdk = jdk21;
+    };
   });
 
   jmusicbot = callPackage ../applications/audio/jmusicbot { };