diff --git a/core/src/main/java/com/facebook/ktfmt/cli/Main.kt b/core/src/main/java/com/facebook/ktfmt/cli/Main.kt
index 0a089445..980897de 100644
--- a/core/src/main/java/com/facebook/ktfmt/cli/Main.kt
+++ b/core/src/main/java/com/facebook/ktfmt/cli/Main.kt
@@ -70,7 +70,7 @@ class Main(
   fun run(): Int {
     if (parsedArgs.fileNames.isEmpty()) {
       err.println(
-          "Usage: ktfmt [--dropbox-style | --google-style | --kotlinlang-style] [--dry-run] [--set-exit-if-changed] [--stdin-name=<name>] File1.kt File2.kt ...")
+          "Usage: ktfmt [--dropbox-style | --google-style | --kotlinlang-style] [--dry-run] [--set-exit-if-changed] [--stdin-name=<name>] [--do-not-remove-unused-imports] File1.kt File2.kt ...")
       err.println("Or: ktfmt @file")
       return 1
     }
diff --git a/core/src/main/java/com/facebook/ktfmt/cli/ParsedArgs.kt b/core/src/main/java/com/facebook/ktfmt/cli/ParsedArgs.kt
index 4c66efd4..2c849722 100644
--- a/core/src/main/java/com/facebook/ktfmt/cli/ParsedArgs.kt
+++ b/core/src/main/java/com/facebook/ktfmt/cli/ParsedArgs.kt
@@ -52,6 +52,7 @@ data class ParsedArgs(
       var formattingOptions = FormattingOptions()
       var dryRun = false
       var setExitIfChanged = false
+      var removeUnusedImports = true
       var stdinName: String? = null
 
       for (arg in args) {
@@ -61,6 +62,7 @@ data class ParsedArgs(
           arg == "--kotlinlang-style" -> formattingOptions = Formatter.KOTLINLANG_FORMAT
           arg == "--dry-run" || arg == "-n" -> dryRun = true
           arg == "--set-exit-if-changed" -> setExitIfChanged = true
+          arg == "--do-not-remove-unused-imports" -> removeUnusedImports = false
           arg.startsWith("--stdin-name") -> stdinName = parseKeyValueArg(err, "--stdin-name", arg)
           arg.startsWith("--") -> err.println("Unexpected option: $arg")
           arg.startsWith("@") -> err.println("Unexpected option: $arg")
@@ -68,7 +70,13 @@ data class ParsedArgs(
         }
       }
 
-      return ParsedArgs(fileNames, formattingOptions, dryRun, setExitIfChanged, stdinName)
+      return ParsedArgs(
+          fileNames,
+          formattingOptions.copy(removeUnusedImports = removeUnusedImports),
+          dryRun,
+          setExitIfChanged,
+          stdinName,
+      )
     }
 
     private fun parseKeyValueArg(err: PrintStream, key: String, arg: String): String? {
diff --git a/core/src/test/java/com/facebook/ktfmt/cli/ParsedArgsTest.kt b/core/src/test/java/com/facebook/ktfmt/cli/ParsedArgsTest.kt
index 37cbf576..9f0919bf 100644
--- a/core/src/test/java/com/facebook/ktfmt/cli/ParsedArgsTest.kt
+++ b/core/src/test/java/com/facebook/ktfmt/cli/ParsedArgsTest.kt
@@ -107,6 +107,33 @@ class ParsedArgsTest {
     assertThat(parsed.setExitIfChanged).isTrue()
   }
 
+  @Test
+  fun `parseOptions defaults to removing imports`() {
+    val (parsed, _) = parseTestOptions("foo.kt")
+    assertThat(parsed.formattingOptions.removeUnusedImports).isTrue()
+  }
+
+  @Test
+  fun `parseOptions recognizes --do-not-remove-unused-imports to removing imports`() {
+    val (parsed, _) = parseTestOptions("--do-not-remove-unused-imports", "foo.kt")
+    assertThat(parsed.formattingOptions.removeUnusedImports).isFalse()
+  }
+
+  @Test
+  fun `parseOptions handles dropbox style and --do-not-remove-unused-imports`() {
+    val (parsed, _) =
+        parseTestOptions("--do-not-remove-unused-imports", "--dropbox-style", "foo.kt")
+    assertThat(parsed.formattingOptions.removeUnusedImports).isFalse()
+    assertThat(parsed.formattingOptions.style).isEqualTo(FormattingOptions.Style.DROPBOX)
+  }
+
+  @Test
+  fun `parseOptions handles google style and --do-not-remove-unused-imports`() {
+    val (parsed, _) = parseTestOptions("--do-not-remove-unused-imports", "--google-style", "foo.kt")
+    assertThat(parsed.formattingOptions.removeUnusedImports).isFalse()
+    assertThat(parsed.formattingOptions.style).isEqualTo(FormattingOptions.Style.GOOGLE)
+  }
+
   @Test
   fun `parseOptions --stdin-name`() {
     val (parsed, _) = parseTestOptions("--stdin-name=my/foo.kt")