diff --git a/lib/Dialect/FIRRTL/Transforms/CreateSiFiveMetadata.cpp b/lib/Dialect/FIRRTL/Transforms/CreateSiFiveMetadata.cpp
index f775b9d26814..932f3196b035 100644
--- a/lib/Dialect/FIRRTL/Transforms/CreateSiFiveMetadata.cpp
+++ b/lib/Dialect/FIRRTL/Transforms/CreateSiFiveMetadata.cpp
@@ -254,6 +254,7 @@ struct ObjectModelIR {
               mem->getLoc(),
               nlaBuilder.getStringAttr(circtNamespace.newName("memNLA")),
               nlaBuilder.getArrayAttr(namepath));
+          nla.setVisibility(SymbolTable::Visibility::Private);
           pathRef = createPathRef(preExtractedLeafInstance, nla, builderOM);
         } else {
           pathRef = createPathRef({}, {}, builderOM);
@@ -404,6 +405,7 @@ struct ObjectModelIR {
             dutMod->getLoc(),
             nlaBuilder.getStringAttr(circtNamespace.newName("dutNLA")),
             nlaBuilder.getArrayAttr(namepath));
+        nla.setVisibility(SymbolTable::Visibility::Private);
         // Create the path ref op and record it.
         pathOpsToDut.emplace_back(createPathRef(leafInst, nla, builder));
       }
diff --git a/test/Dialect/FIRRTL/emit-metadata.mlir b/test/Dialect/FIRRTL/emit-metadata.mlir
index cc9a65c5e31d..ebf5742db92b 100644
--- a/test/Dialect/FIRRTL/emit-metadata.mlir
+++ b/test/Dialect/FIRRTL/emit-metadata.mlir
@@ -226,7 +226,7 @@ firrtl.circuit "Foo" {
 }
 
 // CHECK-LABEL:         firrtl.circuit "Foo"
-// CHECK:                 hw.hierpath @[[dutPathSym:.+]] [@Foo::@bar]
+// CHECK:                 hw.hierpath private @[[dutPathSym:.+]] [@Foo::@bar]
 
 // CHECK-LABEL:         firrtl.module @Foo(
 // CHECK-NEXT:            firrtl.instance bar
@@ -322,7 +322,7 @@ firrtl.circuit "Foo" {
 
 // (1) OM Info -----------------------------------------------------------------
 // CHECK-LABEL:         firrtl.circuit "Foo"
-// CHECK:                 hw.hierpath @[[memPathSym:.+]] [@Bar::@baz, @Baz::@m]
+// CHECK:                 hw.hierpath private @[[memPathSym:.+]] [@Bar::@baz, @Baz::@m]
 
 // CHECK-LABEL:         firrtl.module @Baz()
 // CHECK-NEXT:            firrtl.instance m
@@ -712,7 +712,7 @@ firrtl.circuit "Foo" {
 
 // (1) OM Info -----------------------------------------------------------------
 // CHECK-LABEL:         firrtl.circuit "Foo"
-// CHECK:                 hw.hierpath @memNLA [@Bar::@baz, @Baz::@m]
+// CHECK:                 hw.hierpath private @memNLA [@Bar::@baz, @Baz::@m]
 //
 // There should be only one tracker on the instance.
 //