diff --git a/crates/zed/src/languages/gleam/outline.scm b/crates/zed/src/languages/gleam/outline.scm
index 7d983f59473ed8be9782ce11210c845dfb0b00d2..5df7a6af800e8e3c9f0b00834576f2e059bd12b0 100644
--- a/crates/zed/src/languages/gleam/outline.scm
+++ b/crates/zed/src/languages/gleam/outline.scm
@@ -1,4 +1,31 @@
+(external_type
+    (visibility_modifier)? @context
+    "type" @context
+    (type_name) @name) @item
+
+(type_definition
+    (visibility_modifier)? @context
+    (opacity_modifier)? @context
+    "type" @context
+    (type_name) @name) @item
+
+(data_constructor
+    (constructor_name) @name) @item
+
+(data_constructor_argument
+    (label) @name) @item
+
+(type_alias
+    (visibility_modifier)? @context
+    "type" @context
+    (type_name) @name) @item
+
 (function
     (visibility_modifier)? @context
     "fn" @context
     name: (_) @name) @item
+
+(constant
+    (visibility_modifier)? @context
+    "const" @context
+    name: (_) @name) @item