diff --git a/mcp-test/src/test/java/io/modelcontextprotocol/client/StdioMcpSyncClientTests.java b/mcp-test/src/test/java/io/modelcontextprotocol/client/StdioMcpSyncClientTests.java
index b1e5679..08e5ea6 100644
--- a/mcp-test/src/test/java/io/modelcontextprotocol/client/StdioMcpSyncClientTests.java
+++ b/mcp-test/src/test/java/io/modelcontextprotocol/client/StdioMcpSyncClientTests.java
@@ -67,7 +67,7 @@ class StdioMcpSyncClientTests extends AbstractMcpSyncClientTests {
 	}
 
 	protected Duration getInitializationTimeout() {
-		return Duration.ofSeconds(10);
+		return Duration.ofSeconds(25);
 	}
 
 	@Override