diff --git a/crates/grammars/src/javascript/highlights.scm b/crates/grammars/src/javascript/highlights.scm
index 8525649098..336fcdd36a 100644
--- a/crates/grammars/src/javascript/highlights.scm
+++ b/crates/grammars/src/javascript/highlights.scm
@@ -98,6 +98,26 @@
       (shorthand_property_identifier_pattern)
     ]) @variable.parameter))
 
+(required_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(required_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
 (optional_parameter
   (identifier) @variable.parameter)
 
diff --git a/crates/grammars/src/tsx/highlights.scm b/crates/grammars/src/tsx/highlights.scm
index e8cb7a1106..3dd9038782 100644
--- a/crates/grammars/src/tsx/highlights.scm
+++ b/crates/grammars/src/tsx/highlights.scm
@@ -98,6 +98,26 @@
       (shorthand_property_identifier_pattern)
     ]) @variable.parameter))
 
+(required_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(required_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
 (optional_parameter
   (identifier) @variable.parameter)
 
diff --git a/crates/grammars/src/typescript/highlights.scm b/crates/grammars/src/typescript/highlights.scm
index 0213adb10f..c3ecf17946 100644
--- a/crates/grammars/src/typescript/highlights.scm
+++ b/crates/grammars/src/typescript/highlights.scm
@@ -193,6 +193,26 @@
       (shorthand_property_identifier_pattern)
     ]) @variable.parameter))
 
+(required_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(required_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (object_assignment_pattern
+      left: (shorthand_property_identifier_pattern) @variable.parameter)))
+
+(optional_parameter
+  (_
+    (assignment_pattern
+      left: (identifier) @variable.parameter)))
+
 (optional_parameter
   (identifier) @variable.parameter)