diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4fb9df8fd..dcbba1381 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,12 +7,13 @@
 
 - `complete`'s `--no-files` option works as intended (#112).
 - `pushd +1` works as documented again (#4091).
-- Added completions for:
- - `as` (#4130).
 - Improved completions for `killall` (#4052), `ln` (#4090) and `zypper` (#4079).
 - Implemented `string lower` and `string upper` (#4080).
 - `help` can now open the tutorial.
 - `echo -h` now correctly echoes `-h` (#4120).
+- Added completions for:
+ - `as` (#4130).
+ - `jest` (#4142).
 
 ---
 
diff --git a/share/completions/jest.fish b/share/completions/jest.fish
new file mode 100644
index 000000000..14ebdb658
--- /dev/null
+++ b/share/completions/jest.fish
@@ -0,0 +1,79 @@
+# fish for Jest
+
+complete -f -c jest -l help -s h -d 'Show help'
+complete -f -c jest -l automock -d 'Automock all files by default'
+complete -f -c jest -l bail -s b -d 'Exit the test suite immediately upon the first failing test'
+complete -f -c jest -l browser -d 'Respect the "browser" field in package.json when resolving modules'
+complete -f -c jest -l cache -d 'Whether to use the transform cache'
+complete -f -c jest -l no-cache -d 'Disable the cache'
+complete -f -c jest -l cacheDirectory -d 'The directory where Jest should store its  dependency information'
+complete -f -c jest -l ci -d 'Whether to run Jest in continuous integration (CI) mode'
+complete -f -c jest -l clearMocks -d 'Automatically clear mock calls and instances every test'
+complete -f -c jest -l collectCoverage -d 'Alias for --coverage'
+complete -f -c jest -l collectCoverageFrom -d 'glob pattern matching files that coverage info needs to be collected from'
+complete -f -c jest -l collectCoverageOnlyFrom -d 'Explicit list of paths coverage will be restricted to'
+complete -f -c jest -l color -d 'Forces test results output color highlighting'
+complete -f -c jest -l colors -d 'Alias for --color'
+complete -c jest -l config -s c -d 'The path to a jest config file'
+complete -f -c jest -l coverage -d 'Indicates that test coverage information be collected and reported in the output'
+complete -f -c jest -l coverageDirectory -d 'The directory where Jest should output its coverage files'
+complete -f -c jest -l coveragePathIgnorePatterns -d 'Pattern of files to ignore'
+complete -f -c jest -l coverageReporters -d 'A list of reporter names that Jest uses when writing coverage reports'
+complete -f -c jest -l coverageThreshold -d 'A JSON with which will be used to configure minimum threshold enforcement for coverage results'
+complete -f -c jest -l debug -d 'Print debugging info about your jest config'
+complete -f -c jest -l env -d 'The test environment used for all tests'
+complete -f -c jest -l expand -s e -d 'Use this flag to show full diffs instead of a patch'
+complete -f -c jest -l findRelatedTests -d 'Find related tests for a list of source files'
+complete -f -c jest -l forceExit -d 'Force Jest to exit after all tests have completed running'
+complete -f -c jest -l globals -d 'A JSON string with map of global variables'
+complete -f -c jest -l haste -d 'A JSON string with map of variables for the haste module system'
+complete -f -c jest -l json -d 'Prints the test results in JSON'
+complete -f -c jest -l lastCommit -d 'Will run all tests affected by file changes in the last commit made'
+complete -f -c jest -l listTests -d 'Lists all tests Jest will run given the arguments and exits'
+complete -f -c jest -l logHeapUsage -d 'Logs the heap usage after every test'
+complete -f -c jest -l mapCoverage -d 'Maps code coverage reports against original source code'
+complete -f -c jest -l maxWorkers -s w -d 'Specifies the maximum number of workers'
+complete -f -c jest -l moduleDirectories -d 'Directory names to be searched recursively up from the requiring module''s location'
+complete -f -c jest -l moduleFileExtensions -d 'An array of file extensions your modules use'
+complete -f -c jest -l -moduleNameMapper -d 'A JSON with a map from regular expressions to module names that allow to stub out resources'
+complete -f -c jest -l modulePathIgnorePatterns -d 'Modules to ignore'
+complete -f -c jest -l modulePaths -d 'An alternative API to setting the NODE_PATH env variable'
+complete -f -c jest -l noStackTrace -d 'Disables stack trace in test results output'
+complete -f -c jest -l notify -d 'Activates notifications for test results'
+complete -f -c jest -l onlyChanged -s o -d 'Run tests based on the changed files'
+complete -c jest -l outputFile -d 'A file where to write test results'
+complete -c jest -l preset -d 'A preset that is used as a base for Jest''s configuration'
+complete -f -c jest -l projects -d 'A list of projects that use Jest to run all tests'
+complete -f -c jest -l reporters -d 'A list of custom reporters for the test suite'
+complete -f -c jest -l resetMocks -d 'Automatically reset mock state between every test'
+complete -f -c jest -l resetModules -d 'Whatever to reset the module registry for every test'
+complete -f -c jest -l resolver -d 'A JSON string which allows the use of a custom resolver'
+complete -c jest -l rootDir -d 'The root directory that Jest should scan for tests and modules within'
+complete -c jest -l roots -d 'Paths to directories that Jest should use to search for files in'
+complete -f -c jest -l runInBand -s i -d 'Run all tests serially in the current process'
+complete -c jest -l setupFiles -d 'The paths to modules to configure the testing environment'
+complete -c jest -l setupTestFrameworkScriptFile -d 'The path to a module to configure the testing framework'
+complete -f -c jest -l showConfig -d 'Print your jest config and then exits'
+complete -f -c jest -l silent -d 'Prevent tests from printing messages through the console'
+complete -c jest -l snapshotSerializers -d 'Snapshot serializer modules Jest should use for snapshot testing'
+complete -f -c jest -l testEnvironment -d 'Alias for --env'
+complete -f -c jest -l testMatch -d 'The glob patterns Jest uses to detect test files'
+complete -f -c jest -l testNamePattern -s t -d 'Run only tests with a name that matches the regex pattern'
+complete -f -c jest -l testPathIgnorePatterns -d 'Paths to skip'
+complete -f -c jest -l testPathPattern -d 'Regex for test paths'
+complete -f -c jest -l testRegex -d 'The regexp pattern Jest uses to detect test files'
+complete -f -c jest -l testResultsProcessor -d 'Allows the use of a custom results processor'
+complete -f -c jest -l testRunner -d 'Allows to specify a custom test runner'
+complete -f -c jest -l testURL -d 'This option sets the URL for the jsdom environment'
+complete -f -c jest -l timers -d 'Setting this value to fake value of timers'
+complete -f -c jest -l transform -d 'A JSON string which maps from regular expressions to paths to transformers'
+complete -f -c jest -l transformIgnorePatterns -d 'Regexp patterns that are matched against all source file paths before transformation'
+complete -f -c jest -l unmockedModulePathPatterns -d 'a regex pattern of module to unmock'
+complete -f -c jest -l updateSnapshot -s u -d 'Use this flag to re-record snapshots'
+complete -f -c jest -l useStderr -d 'Divert all output to stderr'
+complete -f -c jest -l verbose -d 'Display individual test results with the test suite hierarchy'
+complete -f -c jest -l version -s v -d 'Print the version and exit'
+complete -f -c jest -l watch -d 'Watch files for changes and rerun tests related to changed files'
+complete -f -c jest -l watchAll -d 'Watch files for changes and rerun all tests'
+complete -f -c jest -l watchman -d 'Whether to use watchman for file crawling'
+complete -f -c jest -l no-watchman -d 'Disable using watchman for file crawling'