diff --git a/README.md b/README.md
index f474497..4fcadd6 100644
--- a/README.md
+++ b/README.md
@@ -43,7 +43,8 @@ of task create "Name" [options]
   --note <text>                     # Add note
 
 of task update <name|id> [options]
-  --complete                        # Mark completed
+  --complete / --incomplete         # Mark completed/incomplete
+  --drop / --undrop                 # Mark dropped/restore to active
   --flag / --unflag                 # Toggle flag
   --name <new-name>                 # Rename
   --project/--tag/--due/--defer     # Same as create
diff --git a/src/commands/task.ts b/src/commands/task.ts
index fa39205..659a22d 100644
--- a/src/commands/task.ts
+++ b/src/commands/task.ts
@@ -71,6 +71,8 @@ export function createTaskCommand(): Command {
     .option('-F, --unflag', 'Unflag the task')
     .option('-c, --complete', 'Mark as completed')
     .option('-C, --incomplete', 'Mark as incomplete')
+    .option('--drop', 'Mark as dropped')
+    .option('--undrop', 'Restore a dropped task to active')
     .option('-e, --estimate <minutes>', 'Estimated time in minutes', parseInt)
     .action(
       withErrorHandling(async (idOrName, options) => {
@@ -90,6 +92,8 @@ export function createTaskCommand(): Command {
           ...(options.unflag && { flagged: false }),
           ...(options.complete && { completed: true }),
           ...(options.incomplete && { completed: false }),
+          ...(options.drop && { dropped: true }),
+          ...(options.undrop && { dropped: false }),
           ...(options.estimate !== undefined && { estimatedMinutes: options.estimate }),
         };
         const task = await of.updateTask(idOrName, updates);
diff --git a/src/lib/omnifocus.ts b/src/lib/omnifocus.ts
index 0eea0c7..88539ef 100644
--- a/src/lib/omnifocus.ts
+++ b/src/lib/omnifocus.ts
@@ -43,7 +43,7 @@ export class OmniFocus {
         name: task.name,
         note: task.note || null,
         completed: task.completed,
-        dropped: task.dropped,
+        dropped: task.dropDate !== null,
         effectivelyActive: task.effectiveActive,
         flagged: task.flagged,
         project: containingProject ? containingProject.name : null,
@@ -354,6 +354,16 @@ export class OmniFocus {
     if (options.completed !== undefined) {
       updates.push(options.completed ? 'task.markComplete();' : 'task.markIncomplete();');
     }
+    if (options.dropped !== undefined) {
+      updates.push(
+        options.dropped
+          ? 'task.drop(false, null);'
+          // Guard against reactivating a completed task: `active` isn't
+          // specific to "dropped", so undrop is a no-op on a task that's
+          // completed rather than dropped.
+          : 'if (!task.completed) { task.active = true; }'
+      );
+    }
     if (options.estimatedMinutes !== undefined) {
       updates.push(`task.estimatedMinutes = ${options.estimatedMinutes};`);
     }
diff --git a/src/mcp/server.ts b/src/mcp/server.ts
index 56f6720..ab93388 100644
--- a/src/mcp/server.ts
+++ b/src/mcp/server.ts
@@ -92,6 +92,7 @@ server.tool(
     flagged: z.boolean().optional().describe('Flag/unflag the task'),
     estimatedMinutes: z.number().optional().describe('New estimated duration'),
     completed: z.boolean().optional().describe('Mark complete/incomplete'),
+    dropped: z.boolean().optional().describe('Mark dropped/undropped'),
   },
   async ({ idOrName, ...options }) => jsonResponse(await of.updateTask(idOrName, options))
 );
diff --git a/src/types.ts b/src/types.ts
index c058dd8..af376f8 100644
--- a/src/types.ts
+++ b/src/types.ts
@@ -63,6 +63,7 @@ export interface UpdateTaskOptions {
   flagged?: boolean;
   estimatedMinutes?: number;
   completed?: boolean;
+  dropped?: boolean;
 }
 
 export interface CreateProjectOptions {