diff --git a/src/main/java/io/moderne/ai/EmbeddingModelClient.java b/src/main/java/io/moderne/ai/EmbeddingModelClient.java
index bbe8137..c83ca43 100644
--- a/src/main/java/io/moderne/ai/EmbeddingModelClient.java
+++ b/src/main/java/io/moderne/ai/EmbeddingModelClient.java
@@ -36,7 +36,7 @@
 import static java.util.Objects.requireNonNull;
 
 public class EmbeddingModelClient {
-    private static final ExecutorService EXECUTOR_SERVICE = Executors.newFixedThreadPool(3);
+    private static final ExecutorService EXECUTOR_SERVICE = Executors.newSingleThreadExecutor();
     private static final Path MODELS_DIR = Paths.get(System.getProperty("user.home") + "/.moderne/models");
 
     @Nullable
@@ -73,7 +73,7 @@ private void start() {
             Files.copy(requireNonNull(EmbeddingModelClient.class.getResourceAsStream("/torch_model")), torchPath, StandardCopyOption.REPLACE_EXISTING);
             StringWriter sw = new StringWriter();
             PrintWriter procOut = new PrintWriter(sw);
-            String cmd = String.format("python3 %s/get_is_related.py", MODELS_DIR);
+            String cmd = String.format("/usr/bin/python3 %s/get_is_related.py", MODELS_DIR);
             Process proc = Runtime.getRuntime().exec(new String[]{"/bin/sh", "-c", cmd});
             EXECUTOR_SERVICE.submit(() -> {
                 new BufferedReader(new InputStreamReader(proc.getInputStream())).lines()