diff --git a/platforms/Windows/dbg/dbg.wxs b/platforms/Windows/dbg/dbg.wxs
index 50092278..a57e1b5e 100644
--- a/platforms/Windows/dbg/dbg.wxs
+++ b/platforms/Windows/dbg/dbg.wxs
@@ -27,7 +27,7 @@
       </Directory>
     </DirectoryRef>
 
-    <ComponentGroup Id="lldb">
+    <ComponentGroup Id="LLDB">
       <Component Directory="_usr_bin">
         <File Source="$(TOOLCHAIN_ROOT)\usr\bin\lldb.exe" />
       </Component>
@@ -93,19 +93,25 @@
       </Component>
     </ComponentGroup>
 
-    <ComponentGroup Id="lldb_server">
+    <ComponentGroup Id="LLDBServer">
       <Component Directory="_usr_bin">
         <File Source="$(TOOLCHAIN_ROOT)\usr\bin\lldb-server.exe" />
       </Component>
     </ComponentGroup>
 
-    <ComponentGroup Id="swift_repl">
+    <ComponentGroup Id="SwiftREPL">
       <Component Directory="_usr_bin">
         <File Source="$(TOOLCHAIN_ROOT)\usr\bin\repl_swift.exe" />
       </Component>
     </ComponentGroup>
 
-    <ComponentGroup Id="swift_inspect">
+    <ComponentGroup Id="SwiftSynthesizeInterface">
+      <Component Directory="_usr_bin">
+        <File Source="$(TOOLCHAIN_ROOT)\usr\bin\swift-synthesize-interface.exe" />
+      </Component>
+    </ComponentGroup>
+
+    <ComponentGroup Id="SwiftInspect">
       <Component Directory="_usr_bin">
         <File Source="$(TOOLCHAIN_ROOT)\usr\bin\swift-inspect.exe" />
       </Component>
@@ -132,11 +138,12 @@
     </ComponentGroup>
 
     <Feature Id="DebuggingTools" AllowAbsent="no" Title="!(loc.Dbg_ProductName)">
-      <ComponentGroupRef Id="lldb" />
-      <ComponentGroupRef Id="lldb_server" />
+      <ComponentGroupRef Id="LLDB" />
+      <ComponentGroupRef Id="LLDBServer" />
 
-      <ComponentGroupRef Id="swift_repl" />
-      <ComponentGroupRef Id="swift_inspect" />
+      <ComponentGroupRef Id="SwiftREPL" />
+      <ComponentGroupRef Id="SwiftInspect" />
+      <ComponentGroupRef Id="SwiftSynthesizeInterface" />
 
       <ComponentGroupRef Id="_InternalSwiftStaticMirror" />