diff --git a/plugins/helm/README.md b/plugins/helm/README.md
new file mode 100644
index 000000000..49844c78f
--- /dev/null
+++ b/plugins/helm/README.md
@@ -0,0 +1,9 @@
+# Helm plugin
+
+This plugin adds completion for [Helm](https://helm.sh/), the Kubernetes package manager.
+
+To use it, add `helm` to the plugins array in your zshrc file:
+
+```zsh
+plugins=(... helm)
+```
diff --git a/plugins/mvn/mvn.plugin.zsh b/plugins/mvn/mvn.plugin.zsh
index 74583c6dc..f367fecce 100644
--- a/plugins/mvn/mvn.plugin.zsh
+++ b/plugins/mvn/mvn.plugin.zsh
@@ -20,9 +20,9 @@ BACKGROUND_CYAN=$(tput setab 6)
 BACKGROUND_WHITE=$(tput setab 7)
 RESET_FORMATTING=$(tput sgr0)
 
-# if found a ./mvnw file execute it otherwise execute orignal mvn
+# if found an executable ./mvnw file execute it otherwise execute orignal mvn
 mvn-or-mvnw() {
-	if [ -f ./mvnw ] ; then
+	if [ -x ./mvnw ] ; then
 		echo "executing mvnw instead of mvn"		
 		./mvnw "$@";
 	else
diff --git a/plugins/symfony2/README.md b/plugins/symfony2/README.md
new file mode 100644
index 000000000..562641dfb
--- /dev/null
+++ b/plugins/symfony2/README.md
@@ -0,0 +1,25 @@
+# Symfony2
+
+This plugin provides completion for [Symfony 2](https://symfony.com/), as well as aliases for frequent Symfony commands.
+
+To use it add symfony2 to the plugins array in your zshrc file.
+
+```bash
+plugins=(... symfony2)
+```
+
+## Aliases
+
+| Alias         | Command                      | Description                   |
+|---------------|------------------------------|-------------------------------|
+| `sf`          | php app/console              | Start the symfony console     |
+| `sfcl`        | sf cache:clear               | Clear the cache               |
+| `sfsr`        | sf server:run                | Run the dev server            |
+| `sfcw`        | sf cache:warmup              | Use the Bundles warmer        |
+| `sfroute`     | sf debug:router              | Show the different routes     |
+| `sfcontainer` | sf debug:contaner            | List the different services   |
+| `sfgb`        | sf generate:bundle           | Generate a bundle             |
+| `sfge`        | sf doctrine:generate:entity  | Generate an entity            |
+| `sfsu`        | sf doctrine:schema:update    | Update the schema in Database |
+| `sfdev`       | sf --env=dev                 | Update environment to `dev`   |
+| `sfprod`      | sf --env=prod                | Update environment to `prod`  |