diff --git a/.readthedocs.yaml b/.readthedocs.yaml
index 768d13b..6c7e3c2 100644
--- a/.readthedocs.yaml
+++ b/.readthedocs.yaml
@@ -16,7 +16,8 @@ build:
   jobs:
     post_install:
       - pip install uv
-      - uv pip install --system pyproject.toml
+      - uv pip install --all-extras -r pyproject.toml
+      - python -c "import teamtalk"
 
 # Build documentation in the docs/ directory with Sphinx
 sphinx:
diff --git a/teamtalk/tools/ttsdk_downloader.py b/teamtalk/tools/ttsdk_downloader.py
index 503b0c4..aa712ce 100644
--- a/teamtalk/tools/ttsdk_downloader.py
+++ b/teamtalk/tools/ttsdk_downloader.py
@@ -121,7 +121,15 @@ def install() -> None:
         sys.exit(1)
     print("Extracted. moving")
     move()
+    # check if the move was successful
+    if not os.path.exists(os.path.join(cd, "implementation", "TeamTalk_DLL")):
+        print("Failed to move TeamTalk_DLL")
+        sys.exit(1)
+    if not os.path.exists(os.path.join(cd, "implementation", "TeamTalkPy")):
+        print("Failed to move TeamTalkPy")
+        sys.exit(1)
     print("moved. cleaning")
     clean()
     print("cleaned.")
     print("Installed")
+    sys.exit(0)