diff --git a/README.md b/README.md
index 464988ac..b53c4a8e 100644
--- a/README.md
+++ b/README.md
@@ -106,6 +106,34 @@ The verifier will now check to completion to make sure that there are no inconsi
     	`{"progress":{"phase":"idle","error":null,"verificationStatus":{"totalTasks":1,"addedTasks":0,"processingTasks":0,"failedTasks":1,"completedTasks":0,"metadataMismatchTasks":0,"recheckTasks":0}}}`
 
 
+# CLI Options
+
+| Flag                                    | Description                                                                                                                                                                                 |
+|-----------------------------------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
+| `--configFile <value>`                  | path to an optional YAML config file                                                                                                                                                        |
+| `--srcURI <URI>`                        | source Host URI for migration verification (default: "mongodb://localhost:27017")                                                                                                           |
+| `--dstURI <URI>`                        | destination Host URI for migration verification (default: "mongodb://localhost:27018")                                                                                                      |
+| `--metaURI <URI>`                       | host URI for storing migration verification metadata (default: "mongodb://localhost:27019")                                                                                                 |
+| `--serverPort <port>`                   | port for the control web server (default: 27020)                                                                                                                                            |
+| `--logPath <path>`                      | logging file path (default: "stdout")                                                                                                                                                       |
+| `--numWorkers <number>`                 | number of worker threads to use for verification (default: 10)                                                                                                                              |
+| `--generationPauseDelay <milliseconds>` | milliseconds to wait between generations of rechecking, allowing for more time to turn off writes (default: 1000)                                                                           |
+| `--workerSleepDelay <milliseconds>`     | milliseconds workers sleep while waiting for work (default: 1000)                                                                                                                           |
+| `--srcNamespace <namespaces>`           | source namespaces to check                                                                                                                                                                  |
+| `--dstNamespace <namespaces>`           | destination namespaces to check                                                                                                                                                             |
+| `--metaDBName <name>`                   | name of the database in which to store verification metadata (default: "migration_verification_metadata")                                                                                   |
+| `--ignoreFieldOrder`                    | Whether or not field order is ignored in documents                                                                                                                                          |
+| `--verifyAll`                           | If set, verify all user namespaces                                                                                                                                                          |
+| `--clean`                               | If set, drop all previous verification metadata before starting                                                                                                                             |
+| `--readPreference <value>`              | Read preference for reading data from clusters. May be 'primary', 'secondary', 'primaryPreferred', 'secondaryPreferred', or 'nearest' (default: "primary")                                  |
+| `--partitionSizeMB <Megabytes>`         | Megabytes to use for a partition.  Change only for debugging. 0 means use partitioner default. (default: 0)                                                                                 |
+| `--debug`                               | Turn on debug logging                                                                                                                                                                       |
+| `--checkOnly`                           | Do not run the webserver or recheck, just run the check (for debugging)                                                                                                                     |
+| `--failureDisplaySize <value>`          | Number of failures to display. Will display all failures if the number doesn’t exceed this limit by 25% (default: 20)                                                                       |
+| `--ignoreReadConcern`                   | Use connection-default read concerns rather than setting majority read concern. This option may degrade consistency, so only enable it if majority read concern (the default) doesn’t work. |
+| `--help`, `-h`                          | show help                                                                                                                                                                                   |
+
+
 # Benchmarking Results
 
 Ran on m6id.metal + M40 with 3 replica sets