diff --git a/eclipse-solargraph-plugin/src/main/java/io/github/pyvesb/eclipse_solargraph/server/SolargraphStreamConnectionProvider.java b/eclipse-solargraph-plugin/src/main/java/io/github/pyvesb/eclipse_solargraph/server/SolargraphStreamConnectionProvider.java
index 9c1049b..115a6b1 100644
--- a/eclipse-solargraph-plugin/src/main/java/io/github/pyvesb/eclipse_solargraph/server/SolargraphStreamConnectionProvider.java
+++ b/eclipse-solargraph-plugin/src/main/java/io/github/pyvesb/eclipse_solargraph/server/SolargraphStreamConnectionProvider.java
@@ -17,7 +17,9 @@
 
 import java.io.File;
 import java.io.IOException;
+import java.net.URI;
 import java.util.List;
+import java.util.Map;
 import java.util.concurrent.atomic.AtomicBoolean;
 
 import org.eclipse.jface.dialogs.MessageDialog;
@@ -39,6 +41,11 @@ public SolargraphStreamConnectionProvider() {
 		super(getSolargraphCommand(), System.getProperty("user.dir"));
 	}
 
+	@Override
+	public Object getInitializationOptions(URI rootUri) {
+		return Map.of("diagnostics", true);
+	}
+
 	@Override
 	public void start() throws IOException {
 		if (getCommands().isEmpty()) {