diff --git a/llvm/bindings/go/llvm/dibuilder.go b/llvm/bindings/go/llvm/dibuilder.go
--- a/llvm/bindings/go/llvm/dibuilder.go
+++ b/llvm/bindings/go/llvm/dibuilder.go
@@ -500,11 +500,12 @@
 
 // DITypedef holds the values for creating typedef type debug metadata.
 type DITypedef struct {
-	Type    Metadata
-	Name    string
-	File    Metadata
-	Line    int
-	Context Metadata
+	Type        Metadata
+	Name        string
+	File        Metadata
+	Line        int
+	Context     Metadata
+	AlignInBits int
 }
 
 // CreateTypedef creates typedef type debug metadata.
@@ -519,6 +520,7 @@
 		t.File.C,
 		C.unsigned(t.Line),
 		t.Context.C,
+		C.unsigned(t.AlignInBits),
 	)
 	return Metadata{C: result}
 }