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-rw-r--r--docs/source/markdown/options/env-merge.md5
-rw-r--r--docs/source/markdown/podman-create.1.md.in2
-rw-r--r--docs/source/markdown/podman-run.1.md.in2
3 files changed, 9 insertions, 0 deletions
diff --git a/docs/source/markdown/options/env-merge.md b/docs/source/markdown/options/env-merge.md
new file mode 100644
index 000000000..aa1aa003d
--- /dev/null
+++ b/docs/source/markdown/options/env-merge.md
@@ -0,0 +1,5 @@
+#### **--env-merge**=*env*
+
+Preprocess default environment variables for the containers. For example
+if image contains environment variable `hello=world` user can preprocess
+it using `--env-merge hello=${hello}-some` so new value will be `hello=world-some`.
diff --git a/docs/source/markdown/podman-create.1.md.in b/docs/source/markdown/podman-create.1.md.in
index 7b02430e0..71935a647 100644
--- a/docs/source/markdown/podman-create.1.md.in
+++ b/docs/source/markdown/podman-create.1.md.in
@@ -208,6 +208,8 @@ Read in a line delimited file of environment variables. See **Environment** note
@@option env-host
+@@option env-merge
+
@@option expose
@@option gidmap.container
diff --git a/docs/source/markdown/podman-run.1.md.in b/docs/source/markdown/podman-run.1.md.in
index 8457a7fa6..16b5ffcab 100644
--- a/docs/source/markdown/podman-run.1.md.in
+++ b/docs/source/markdown/podman-run.1.md.in
@@ -243,6 +243,8 @@ Read in a line delimited file of environment variables. See **Environment** note
@@option env-host
+@@option env-merge
+
@@option expose
@@option gidmap.container