diff --git a/README-go-port.md b/README-go-port.md
new file mode 100644
index 000000000..c8c084370
--- /dev/null
+++ b/README-go-port.md
@@ -0,0 +1 @@
+Moved to [README-dev.md](README-dev.md).
diff --git a/docs/src/repl.md b/docs/src/repl.md
index eea5f4cb9..71de28b33 100644
--- a/docs/src/repl.md
+++ b/docs/src/repl.md
@@ -282,6 +282,43 @@ etc. depending on your platform.
 
 Suggestion: `alias mrpl='rlwrap mlr repl'` in your shell's startup file.
 
+## Customization
+
+In your shell environment you can set the `MLR_REPL_PS1` and `MLR_REPL_PS2` environment variables if you like:
+
+<pre class="pre-non-highlight-non-pair">
+$ mlr repl -q
+> 1+2
+3
+> <
+... func f(x) {
+...   return x**2
+... }
+... >
+> f(99)
+9801
+</pre>
+
+<pre class="pre-non-highlight-non-pair">
+$ export MLR_REPL_PS1='\nMLR REPL> '
+$ export MLR_REPL_PS2='  '
+$ mlr repl -q
+
+MLR REPL> 1+2
+3
+
+MLR REPL> <
+  func f(x) {
+    return x**2
+  }
+  >
+
+MLR REPL> f(99)
+9801
+</pre>
+
+See also `MLR_REPL_PS1_COLOR` on the [output-colorization page](output-colorization.md).
+
 ## Online help
 
 After `mlr repl`, type `:help` to see more about your options. In particular, `:help examples`.
diff --git a/docs/src/repl.md.in b/docs/src/repl.md.in
index 4ef3e7657..b434a2f2d 100644
--- a/docs/src/repl.md.in
+++ b/docs/src/repl.md.in
@@ -228,6 +228,43 @@ etc. depending on your platform.
 
 Suggestion: `alias mrpl='rlwrap mlr repl'` in your shell's startup file.
 
+## Customization
+
+In your shell environment you can set the `MLR_REPL_PS1` and `MLR_REPL_PS2` environment variables if you like:
+
+GENMD-CARDIFY
+$ mlr repl -q
+> 1+2
+3
+> <
+... func f(x) {
+...   return x**2
+... }
+... >
+> f(99)
+9801
+GENMD-EOF
+
+GENMD-CARDIFY
+$ export MLR_REPL_PS1='\nMLR REPL> '
+$ export MLR_REPL_PS2='  '
+$ mlr repl -q
+
+MLR REPL> 1+2
+3
+
+MLR REPL> <
+  func f(x) {
+    return x**2
+  }
+  >
+
+MLR REPL> f(99)
+9801
+GENMD-EOF
+
+See also `MLR_REPL_PS1_COLOR` on the [output-colorization page](output-colorization.md).
+
 ## Online help
 
 After `mlr repl`, type `:help` to see more about your options. In particular, `:help examples`.
diff --git a/internal/pkg/auxents/repl/prompt.go b/internal/pkg/auxents/repl/prompt.go
index c4c4a4a76..7c0341881 100644
--- a/internal/pkg/auxents/repl/prompt.go
+++ b/internal/pkg/auxents/repl/prompt.go
@@ -37,6 +37,7 @@ func getPrompt1() string {
 	if prompt1 == "" {
 		prompt1 = DEFAULT_PRIMARY_PROMPT
 	}
+	prompt1 = lib.UnbackslashStringLiteral(prompt1) // In case they want a "\n" in there
 	return colorizer.MaybeColorizeREPLPS1(prompt1, true)
 }
 
@@ -45,6 +46,7 @@ func getPrompt2() string {
 	if prompt2 == "" {
 		prompt2 = DEFAULT_SECONDARY_PROMPT
 	}
+	prompt2 = lib.UnbackslashStringLiteral(prompt2) // In case they want a "\n" in there
 	return colorizer.MaybeColorizeREPLPS2(prompt2, true)
 }