diff --git a/Dockerfile b/Dockerfile
index cddba7a..6a1cc2c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -20,4 +20,4 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . .
 
 CMD ["python", "main.py"]
-#harbor.freshbrewed.science/library/vikunjamcp:0.12
\ No newline at end of file
+#harbor.freshbrewed.science/library/vikunjamcp:0.13
\ No newline at end of file
diff --git a/gemini-extension.json b/gemini-extension.json
index 9ac19dd..e162f36 100644
--- a/gemini-extension.json
+++ b/gemini-extension.json
@@ -1,6 +1,6 @@
 {
   "name": "vikunja",
-  "version": "1.0.12",
+  "version": "1.0.13",
   "mcpServers": {
     "nodeServer": {
       "command": "docker",
@@ -14,7 +14,7 @@
          "VIKUNJA_USERNAME",
          "-e",
          "VIKUNJA_PASSWORD",
-         "harbor.freshbrewed.science/library/vikunjamcp:0.12"
+         "harbor.freshbrewed.science/library/vikunjamcp:0.13"
 	  ],
       "env": {
          "VIKUNJA_URL": "$VIKUNJA_URL",
diff --git a/main.py b/main.py
index c994f34..bce0ada 100644
--- a/main.py
+++ b/main.py
@@ -174,10 +174,10 @@ def comment_task(task_id: int, description: str):
     if not (description or "").strip():
         return "Comment description cannot be empty."
 
-    payload = {"text": description}
+    payload = {"comment": description}
 
     try:
-        response = session.post(
+        response = session.put(
             f"{VIKUNJA_URL}/api/v1/tasks/{task_id}/comments",
             json=payload
         )