diff --git a/README.rst b/README.rst
index 70ea746..a69648d 100644
--- a/README.rst
+++ b/README.rst
@@ -162,6 +162,17 @@ then all the values in ``AUTO_NOTIFY_IGNORE`` are not used.
 
     export AUTO_NOTIFY_WHITELIST=("apt-get" "docker")
 
+**Adding an icon - Linux**
+
+If you wish to have an icon displayed on command success and/or failure, you can do so by defining the environmental variables ``AUTO_NOTIFY_ICON_SUCCESS`` and ``AUTO_NOTIFY_ICON_FAILURE`` respectively.
+
+::
+
+    export AUTO_NOTIFY_ICON_SUCCESS=/path/to/success/icon.png
+    export AUTO_NOTIFY_ICON_FAILURE=/path/to/failure/icon.png
+
+
+
 Temporarily Disabling Notifications
 -----------------------------------
 
diff --git a/tests/test_auto_notify_send.zunit b/tests/test_auto_notify_send.zunit
index 4748b2b..49e477f 100644
--- a/tests/test_auto_notify_send.zunit
+++ b/tests/test_auto_notify_send.zunit
@@ -92,6 +92,21 @@
     assert "$lines[4]" same_as "--app-name=zsh --hint=int:transient:1 --urgency=normal --expire-time=15000"
 }
 
+@test 'auto-notify-send sends notification and icon on Linux on success' {
+    AUTO_COMMAND="f bar -r"
+    AUTO_COMMAND_FULL="foo bar -r"
+    AUTO_COMMAND_START=11080
+    AUTO_NOTIFY_EXPIRE_TIME=15000
+    AUTO_NOTIFY_ICON_SUCCESS=/path/to/success/icon.png
+    run _auto_notify_send
+
+    assert $state equals 0
+    assert "$lines[1]" same_as 'Notification Title: "f bar -r" Completed'
+    assert "$lines[2]" same_as "Notification Body: Total time: 20 seconds"
+    assert "$lines[3]" same_as "Exit code: 0"
+    assert "$lines[4]" same_as "--app-name=zsh --hint=int:transient:1 --urgency=normal --expire-time=15000 --icon=/path/to/success/icon.png"
+}
+
 @test 'auto-notify-send sends notification on macOS' {
     AUTO_COMMAND="f bar -r"
     AUTO_COMMAND_FULL="foo bar -r"