diff --git a/src/rules/let_in.rs b/src/rules/let_in.rs
index bbd9e74..99da381 100644
--- a/src/rules/let_in.rs
+++ b/src/rules/let_in.rs
@@ -81,6 +81,12 @@ pub fn rule(
         }
     }
     steps.push_back(crate::builder::Step::Format(child.element));
+    match layout {
+        crate::config::Layout::Tall => {
+            steps.push_back(crate::builder::Step::Indent);
+        }
+        crate::config::Layout::Wide => {}
+    }
 
     // /**/
     children.drain_comments(|text| {
@@ -96,6 +102,7 @@ pub fn rule(
             steps.push_back(crate::builder::Step::NewLine);
             steps.push_back(crate::builder::Step::Pad);
             steps.push_back(crate::builder::Step::FormatWider(child.element));
+            steps.push_back(crate::builder::Step::Dedent);
         }
         crate::config::Layout::Wide => {
             steps.push_back(crate::builder::Step::Whitespace);
diff --git a/tests/cases/let_in/out b/tests/cases/let_in/out
index b287232..02b390c 100644
--- a/tests/cases/let_in/out
+++ b/tests/cases/let_in/out
@@ -6,10 +6,10 @@ let
     let
       c = 1;
     in
-    /*
-     e
-     */
-    f;
+      /*
+       e
+       */
+      f;
   /**/
   a =
     let
@@ -18,7 +18,7 @@ let
        d
        */
     in
-    f;
+      f;
   /**/
   a =
     let
@@ -27,10 +27,10 @@ let
        d
        */
     in
-    /*
-     e
-     */
-    f;
+      /*
+       e
+       */
+      f;
   /**/
   a =
     let
@@ -39,7 +39,7 @@ let
        */
       c = 1;
     in
-    f;
+      f;
   /**/
   a =
     let
@@ -48,10 +48,10 @@ let
        */
       c = 1;
     in
-    /*
-     e
-     */
-    f;
+      /*
+       e
+       */
+      f;
   /**/
   a =
     let
@@ -63,7 +63,7 @@ let
        d
        */
     in
-    f;
+      f;
   /**/
   a =
     let
@@ -75,11 +75,11 @@ let
        d
        */
     in
-    /*
-     e
-     */
-    f;
+      /*
+       e
+       */
+      f;
   /**/
 in
-/**/
-a
+  /**/
+  a