diff --git a/lib/Target/WebAssembly/LLVMBuild.txt b/lib/Target/WebAssembly/LLVMBuild.txt
index 9c4d6dcb35a..82737ea3a87 100644
--- a/lib/Target/WebAssembly/LLVMBuild.txt
+++ b/lib/Target/WebAssembly/LLVMBuild.txt
@@ -16,13 +16,14 @@
 ;===------------------------------------------------------------------------===;
 
 [common]
-subdirectories = InstPrinter MCTargetDesc TargetInfo
+subdirectories = Disassembler InstPrinter MCTargetDesc TargetInfo
 
 [component_0]
 type = TargetGroup
 name = WebAssembly
 parent = Target
 has_asmprinter = 1
+has_disassembler = 1
 
 [component_1]
 type = Library