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-rw-r--r--docs/source/markdown/podman-image-diff.1.md18
1 files changed, 13 insertions, 5 deletions
diff --git a/docs/source/markdown/podman-image-diff.1.md b/docs/source/markdown/podman-image-diff.1.md
index 9b1dfa45a..933cd0f9a 100644
--- a/docs/source/markdown/podman-image-diff.1.md
+++ b/docs/source/markdown/podman-image-diff.1.md
@@ -4,21 +4,29 @@
podman-image-diff - Inspect changes on an image's filesystem
## SYNOPSIS
-**podman image diff** [*options*] *name*
+**podman image diff** [*options*] *image* [*image*]
## DESCRIPTION
-Displays changes on a container or image's filesystem. The container or image will be compared to its parent layer
+Displays changes on an image's filesystem. The image will be compared to its parent layer or the second argument when given.
+
+The output is prefixed with the following symbols:
+
+| Symbol | Description |
+|--------|-------------|
+| A | A file or directory was added. |
+| D | A file or directory was deleted. |
+| C | A file or directory was changed. |
## OPTIONS
#### **--format**
-Alter the output into a different format. The only valid format for diff is `json`.
+Alter the output into a different format. The only valid format for **podman image diff** is `json`.
## EXAMPLE
```
-# podman diff redis:old redis:alpine
+$ podman diff redis:old
C /usr
C /usr/local
C /usr/local/bin
@@ -26,7 +34,7 @@ A /usr/local/bin/docker-entrypoint.sh
```
```
-# podman diff --format json redis:old redis:alpine
+$ podman diff --format json redis:old redis:alpine
{
"changed": [
"/usr",