diff --git a/docs/docs/20-usage/51-plugins/20-sample-plugin.md b/docs/docs/20-usage/51-plugins/20-sample-plugin.md
index 255bc8b8e..d7bf5918d 100644
--- a/docs/docs/20-usage/51-plugins/20-sample-plugin.md
+++ b/docs/docs/20-usage/51-plugins/20-sample-plugin.md
@@ -11,7 +11,7 @@ pipeline:
   webhook:
     image: foo/webhook
     settings:
-      url: http://foo.com
+      url: http://example.com
       method: post
       body: |
         hello world
@@ -54,7 +54,7 @@ Execute your plugin locally from the command line to verify it is working:
 ```nohighlight
 docker run --rm \
   -e PLUGIN_METHOD=post \
-  -e PLUGIN_URL=http://foo.com \
+  -e PLUGIN_URL=http://example.com \
   -e PLUGIN_BODY="hello world" \
   foo/webhook
 ```
diff --git a/docs/docs/30-administration/60-ssl.md b/docs/docs/30-administration/60-ssl.md
index 466cd2434..3c5af62a5 100644
--- a/docs/docs/30-administration/60-ssl.md
+++ b/docs/docs/30-administration/60-ssl.md
@@ -26,7 +26,7 @@ services:
 +     - WOODPECKER_LETS_ENCRYPT_EMAIL=ssl-admin@example.tld
 ```
 
-Note that Woodpecker uses the hostname from the `WOODPECKER_HOST` environment variable when requesting certificates. For example, if `WOODPECKER_HOST=https://foo.com` is set the certificate is requested for `foo.com`. To receive emails before certificates expire Let's Encrypt requires an email address. You can set it with `WOODPECKER_LETS_ENCRYPT_EMAIL=ssl-admin@example.tld`.
+Note that Woodpecker uses the hostname from the `WOODPECKER_HOST` environment variable when requesting certificates. For example, if `WOODPECKER_HOST=https://example.com` is set the certificate is requested for `example.com`. To receive emails before certificates expire Let's Encrypt requires an email address. You can set it with `WOODPECKER_LETS_ENCRYPT_EMAIL=ssl-admin@example.tld`.
 
 The SSL certificates are stored in `$HOME/.local/share/certmagic` for binary versions of Woodpecker and in `/var/lib/woodpecker` for the Container versions of it. You can set a custom path by setting `XDG_DATA_HOME` if required.
 
@@ -56,12 +56,12 @@ services:
 +     - 443:443
       - 9000:9000
     volumes:
-+     - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-+     - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
++     - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
++     - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
     environment:
       - [...]
-+     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.foo.com/server.crt
-+     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.foo.com/server.key
++     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.example.com/server.crt
++     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.example.com/server.key
 ```
 
 Update your configuration to expose the following ports:
@@ -93,8 +93,8 @@ services:
       - 443:443
       - 9000:9000
     volumes:
-+     - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-+     - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
++     - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
++     - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
 ```
 
 Update your configuration to provide the paths of your certificate and key:
@@ -111,11 +111,11 @@ services:
       - 443:443
       - 9000:9000
     volumes:
-      - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-      - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
+      - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
+      - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
     environment:
-+     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.foo.com/server.crt
-+     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.foo.com/server.key
++     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.example.com/server.crt
++     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.example.com/server.key
 ```
 
 ### Certificate Chain
diff --git a/docs/versioned_docs/version-0.15/20-usage/51-plugins/20-sample-plugin.md b/docs/versioned_docs/version-0.15/20-usage/51-plugins/20-sample-plugin.md
index e5a3b1f87..0d9642d12 100644
--- a/docs/versioned_docs/version-0.15/20-usage/51-plugins/20-sample-plugin.md
+++ b/docs/versioned_docs/version-0.15/20-usage/51-plugins/20-sample-plugin.md
@@ -11,7 +11,7 @@ pipeline:
   webhook:
     image: foo/webhook
     settings:
-      url: http://foo.com
+      url: http://example.com
       method: post
       body: |
         hello world
@@ -54,7 +54,7 @@ Execute your plugin locally from the command line to verify it is working:
 ```nohighlight
 docker run --rm \
   -e PLUGIN_METHOD=post \
-  -e PLUGIN_URL=http://foo.com \
+  -e PLUGIN_URL=http://example.com \
   -e PLUGIN_BODY="hello world" \
   foo/webhook
 ```
diff --git a/docs/versioned_docs/version-0.15/30-administration/60-ssl.md b/docs/versioned_docs/version-0.15/30-administration/60-ssl.md
index 8af876931..4357e0ca7 100644
--- a/docs/versioned_docs/version-0.15/30-administration/60-ssl.md
+++ b/docs/versioned_docs/version-0.15/30-administration/60-ssl.md
@@ -26,7 +26,7 @@ services:
 +     - WOODPECKER_LETS_ENCRYPT=true
 ```
 
-Note that Woodpecker uses the hostname from the `WOODPECKER_HOST` environment variable when requesting certificates. For example, if `WOODPECKER_HOST=https://foo.com` the certificate is requested for `foo.com`.
+Note that Woodpecker uses the hostname from the `WOODPECKER_HOST` environment variable when requesting certificates. For example, if `WOODPECKER_HOST=https://example.com` the certificate is requested for `example.com`.
 
 >Once enabled you can visit your website at both the http and the https address
 
@@ -58,12 +58,12 @@ services:
 +     - 443:443
       - 9000:9000
     volumes:
-+     - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-+     - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
++     - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
++     - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
     environment:
       - [...]
-+     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.foo.com/server.crt
-+     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.foo.com/server.key
++     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.example.com/server.crt
++     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.example.com/server.key
 ```
 
 Update your configuration to expose the following ports:
@@ -95,8 +95,8 @@ services:
       - 443:443
       - 9000:9000
     volumes:
-+     - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-+     - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
++     - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
++     - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
 ```
 
 Update your configuration to provide the paths of your certificate and key:
@@ -113,11 +113,11 @@ services:
       - 443:443
       - 9000:9000
     volumes:
-      - /etc/certs/woodpecker.foo.com/server.crt:/etc/certs/woodpecker.foo.com/server.crt
-      - /etc/certs/woodpecker.foo.com/server.key:/etc/certs/woodpecker.foo.com/server.key
+      - /etc/certs/woodpecker.example.com/server.crt:/etc/certs/woodpecker.example.com/server.crt
+      - /etc/certs/woodpecker.example.com/server.key:/etc/certs/woodpecker.example.com/server.key
     environment:
-+     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.foo.com/server.crt
-+     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.foo.com/server.key
++     - WOODPECKER_SERVER_CERT=/etc/certs/woodpecker.example.com/server.crt
++     - WOODPECKER_SERVER_KEY=/etc/certs/woodpecker.example.com/server.key
 ```
 
 ### Certificate Chain
diff --git a/pipeline/frontend/yaml/compiler/option_test.go b/pipeline/frontend/yaml/compiler/option_test.go
index 52f0f0c9f..19b91f297 100644
--- a/pipeline/frontend/yaml/compiler/option_test.go
+++ b/pipeline/frontend/yaml/compiler/option_test.go
@@ -161,7 +161,7 @@ func TestWithProxy(t *testing.T) {
 	}
 
 	// alter the default values
-	noProxy = "foo.com"
+	noProxy = "example.com"
 	httpProxy = "bar.com"
 	httpsProxy = "baz.com"