diff --git a/plugins/completion/cmp/sources.nix b/plugins/completion/cmp/sources.nix
index fc40d3fa..f738c89d 100644
--- a/plugins/completion/cmp/sources.nix
+++ b/plugins/completion/cmp/sources.nix
@@ -1,5 +1,6 @@
 # Maps each source name to the plugin that provides it
 {
+  async_path = "cmp-async-path";
   buffer = "cmp-buffer";
   calc = "cmp-calc";
   dap = "cmp-dap";
diff --git a/tests/test-sources/plugins/completion/cmp-async-path.nix b/tests/test-sources/plugins/completion/cmp-async-path.nix
new file mode 100644
index 00000000..47ab6fc7
--- /dev/null
+++ b/tests/test-sources/plugins/completion/cmp-async-path.nix
@@ -0,0 +1,16 @@
+{
+  example = {
+    plugins.cmp = {
+      enable = true;
+      settings.sources = [
+        {
+          name = "async_path";
+          option = {
+            trailing_slash = false;
+            label_trailing_slash = true;
+          };
+        }
+      ];
+    };
+  };
+}