diff --git a/src/typescript/Scala.tmLanguage.ts b/src/typescript/Scala.tmLanguage.ts
index 2339f3c..80870a0 100644
--- a/src/typescript/Scala.tmLanguage.ts
+++ b/src/typescript/Scala.tmLanguage.ts
@@ -847,7 +847,7 @@ export const scalaTmLanguage: TmLanguage = {
     inheritance: {
       patterns: [
         {
-          match: '(extends|with|derives)\\s+([^\\s\\{\\(\\[\\]]+)',
+          match: '(extends|with|derives)\\s+([^\\s\\{\\[\\]]+)',
           captures: {
             '1': {
               name: 'keyword.declaration.scala'
diff --git a/tests/unit/#83.test.scala b/tests/unit/#83.test.scala
new file mode 100644
index 0000000..d506045
--- /dev/null
+++ b/tests/unit/#83.test.scala
@@ -0,0 +1,7 @@
+// SYNTAX TEST "source.scala"
+
+trait A extends B
+//      ^^^^^^^ keyword.declaration.scala
+
+trait A extends (B => B){}
+//      ^^^^^^^ keyword.declaration.scala