diff --git a/org.eclipse.lsp4e.tests.mock/META-INF/MANIFEST.MF b/org.eclipse.lsp4e.tests.mock/META-INF/MANIFEST.MF
index e5a48f9e7..a1d7f4f83 100644
--- a/org.eclipse.lsp4e.tests.mock/META-INF/MANIFEST.MF
+++ b/org.eclipse.lsp4e.tests.mock/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@ Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-Name: Mock Language Server to test LSP4E
 Bundle-SymbolicName: org.eclipse.lsp4e.tests.mock
-Bundle-Version: 0.16.12.qualifier
+Bundle-Version: 0.16.13.qualifier
 Bundle-Vendor: Eclipse LSP4E
 Bundle-RequiredExecutionEnvironment: JavaSE-17
 Require-Bundle: org.eclipse.lsp4j;bundle-version="[0.23.0,0.24.0)",
diff --git a/org.eclipse.lsp4e.tests.mock/src/org/eclipse/lsp4e/tests/mock/MockLanguageServer.java b/org.eclipse.lsp4e.tests.mock/src/org/eclipse/lsp4e/tests/mock/MockLanguageServer.java
index ff4f4bd8c..c17503c1f 100644
--- a/org.eclipse.lsp4e.tests.mock/src/org/eclipse/lsp4e/tests/mock/MockLanguageServer.java
+++ b/org.eclipse.lsp4e.tests.mock/src/org/eclipse/lsp4e/tests/mock/MockLanguageServer.java
@@ -106,7 +106,7 @@ public static void reset(final Supplier<ServerCapabilities> serverConfigurer) {
 		INSTANCE = new MockLanguageServer(serverConfigurer);
 	}
 
-	private MockLanguageServer(final Supplier<ServerCapabilities> serverConfigurer) {
+	protected MockLanguageServer(final Supplier<ServerCapabilities> serverConfigurer) {
 		resetInitializeResult(serverConfigurer);
 	}