diff --git a/commands/add/README.md b/commands/add/README.md
index 55b6c95260..756eabf524 100644
--- a/commands/add/README.md
+++ b/commands/add/README.md
@@ -21,7 +21,7 @@ If no `version` specifier is provided, it defaults to the `latest` dist-tag, jus
 
 ## Options
 
-`lerna add` respects the `--ignore`, `--scope`, and `--include-dependencies` flags (see [Filter Flags](https://www.npmjs.com/package/@lerna/filter-options)).
+`lerna add` accepts all [filter flags](https://www.npmjs.com/package/@lerna/filter-options).
 
 ### `--dev`
 
diff --git a/commands/bootstrap/README.md b/commands/bootstrap/README.md
index 6063de9ec4..159a8784b6 100644
--- a/commands/bootstrap/README.md
+++ b/commands/bootstrap/README.md
@@ -20,7 +20,7 @@ When run, this command will:
 3. `npm run prepublish` in all bootstrapped packages (unless `--ignore-prepublish` is passed).
 4. `npm run prepare` in all bootstrapped packages.
 
-`lerna bootstrap` respects the `--ignore`, `--scope`, and `--include-dependencies` flags (see [Filter Flags](https://www.npmjs.com/package/@lerna/filter-options)).
+`lerna bootstrap` accepts all [filter flags](https://www.npmjs.com/package/@lerna/filter-options).
 
 Pass extra arguments to npm client by placing them after `--`:
 
diff --git a/commands/clean/README.md b/commands/clean/README.md
index 53afd58894..bd4fa5d1fa 100644
--- a/commands/clean/README.md
+++ b/commands/clean/README.md
@@ -12,6 +12,7 @@ $ lerna clean
 
 Remove the `node_modules` directory from all packages.
 
-`lerna clean` respects the `--ignore`, `--scope`, and `--yes` flags (see [Filter Flags](https://www.npmjs.com/package/@lerna/filter-options)).
+`lerna clean` accepts all [filter flags](https://www.npmjs.com/package/@lerna/filter-options), as well as `--yes`.
+
 
 > `lerna clean` does not remove modules from the root `node_modules` directory, even if you have the `--hoist` option enabled.
diff --git a/commands/exec/README.md b/commands/exec/README.md
index f5d8f2adf7..a6184b52d1 100644
--- a/commands/exec/README.md
+++ b/commands/exec/README.md
@@ -29,7 +29,7 @@ $ lerna exec -- node \$LERNA_ROOT_PATH/scripts/some-script.js
 
 ## Options
 
-`lerna exec` respects the `--concurrency`, `--scope`, and `--ignore` flags (see [Filter Flags](https://www.npmjs.com/package/@lerna/filter-options)).
+`lerna exec` accepts all [filter flags](https://www.npmjs.com/package/@lerna/filter-options).
 
 ```sh
 $ lerna exec --scope my-component -- ls -la
diff --git a/commands/exec/__tests__/exec-command.test.js b/commands/exec/__tests__/exec-command.test.js
index 458f874110..8914a4950b 100644
--- a/commands/exec/__tests__/exec-command.test.js
+++ b/commands/exec/__tests__/exec-command.test.js
@@ -181,6 +181,19 @@ describe("ExecCommand", () => {
         "packages/package-2 ls (prefix: false)",
       ]);
     });
+
+    it("does not explode with filter flags", async () => {
+      await lernaExec(testDir)(
+        "ls",
+        "--no-private",
+        "--since",
+        "--include-merged-tags",
+        "--exclude-dependents",
+        "--include-dependencies"
+      );
+
+      expect(calledInPackages()).toEqual(["package-1", "package-2"]);
+    });
   });
 
   describe("with --no-sort", () => {
diff --git a/commands/run/README.md b/commands/run/README.md
index ff22360549..a7048c577d 100644
--- a/commands/run/README.md
+++ b/commands/run/README.md
@@ -19,7 +19,7 @@ Run an [npm script](https://docs.npmjs.com/misc/scripts) in each package that co
 
 ## Options
 
-`lerna run` respects the `--concurrency`, `--scope`, and `--ignore` flags (see [Filter Flags](https://www.npmjs.com/package/@lerna/filter-options)).
+`lerna run` accepts all [filter flags](https://www.npmjs.com/package/@lerna/filter-options).
 
 ```sh
 $ lerna run --scope my-component test
diff --git a/core/filter-options/README.md b/core/filter-options/README.md
index 163fc7c80d..d40b2e00ad 100644
--- a/core/filter-options/README.md
+++ b/core/filter-options/README.md
@@ -84,3 +84,11 @@ $ lerna bootstrap --scope "package-*" --ignore "package-util-*" --include-depend
 # all packages matching "package-util-*" will be ignored unless they are
 # depended upon by a package whose name matches "package-*"
 ```
+
+### `--include-merged-tags`
+
+```sh
+$ lerna exec --since --include-merged-tags -- ls -la
+```
+
+Include tags from merged branches when running a command with `--since`. This is only useful if you do a lot of publishing from feature branches, which is not generally recommended.
diff --git a/core/filter-options/index.js b/core/filter-options/index.js
index 658f974802..705fe6976e 100644
--- a/core/filter-options/index.js
+++ b/core/filter-options/index.js
@@ -59,6 +59,10 @@ function filterOptions(yargs) {
       `,
       type: "boolean",
     },
+    "include-merged-tags": {
+      describe: "Include tags from merged branches when running a command with --since.",
+      type: "boolean",
+    },
     "continue-if-no-match": {
       describe: "Don't fail if no package is matched",
       hidden: true,
diff --git a/core/filter-options/lib/get-filtered-packages.js b/core/filter-options/lib/get-filtered-packages.js
index de6dfba54d..be0d6882b6 100644
--- a/core/filter-options/lib/get-filtered-packages.js
+++ b/core/filter-options/lib/get-filtered-packages.js
@@ -18,6 +18,7 @@ const FilterConfig = figgyPudding({
   includeDependencies: {},
   includeFilteredDependents: "includeDependents",
   includeFilteredDependencies: "includeDependencies",
+  includeMergedTags: {},
   log: { default: npmlog },
 });
 
@@ -51,6 +52,10 @@ function getFilteredPackages(packageGraph, execOpts, opts) {
       options.log.notice("filter", "excluding dependents");
     }
 
+    if (options.includeMergedTags) {
+      options.log.notice("filter", "including merged tags");
+    }
+
     chain = chain.then(filteredPackages =>
       Promise.resolve(collectUpdates(filteredPackages, packageGraph, execOpts, opts)).then(updates => {
         const updated = new Set(updates.map(({ pkg }) => pkg.name));