diff --git a/.github/workflows/nightly-test.yml b/.github/workflows/nightly-test.yml
index 2816c92..fd10e8a 100644
--- a/.github/workflows/nightly-test.yml
+++ b/.github/workflows/nightly-test.yml
@@ -32,7 +32,7 @@ jobs:
             [[ -z "$skip_nb" || "$skip_nb" =~ ^# ]] && continue
             IGNORE_LIST+=("$skip_nb")
           done < .github/ignore-notebooks.txt
-      
+
           # 3) Filter out notebooks that match anything in IGNORE_LIST
           FILTERED_NBS=()
           for nb in $NBS; do
@@ -47,16 +47,16 @@ jobs:
               FILTERED_NBS+=("$nb")
             fi
           done
-      
+
           # 4) Stuff into a single-line JSON array
           NB_JSON=$(printf '%s\n' "${FILTERED_NBS[@]}" \
             | jq -R . \
             | jq -s -c .)
-      
+
           if [ -z "$NB_JSON" ] || [ "$NB_JSON" = "[]" ]; then
             NB_JSON="[]"
           fi
-      
+
           echo "All valid notebooks: $NB_JSON"
 
           # 5) Check if there's anything in FILTERED_NBS
@@ -65,7 +65,7 @@ jobs:
           else
             echo "has_notebooks=false" >> $GITHUB_OUTPUT
           fi
-      
+
           echo "notebooks=$NB_JSON" >> $GITHUB_OUTPUT
 
   # ---------------------------------------------------------
@@ -99,7 +99,7 @@ jobs:
           python -m venv venv
           source venv/bin/activate
           pip install --upgrade pip setuptools wheel
-          pip install pytest nbval
+          pip install --no-cache-dir pytest nbval
 
       - name: Test notebook
         env:
@@ -108,4 +108,4 @@ jobs:
         run: |
           echo "Testing notebook: ${{ matrix.notebook }}"
           source venv/bin/activate
-          pytest --nbval-lax --disable-warnings "${{ matrix.notebook }}"
+          pytest --nbval-lax --nbval-cell-timeout=300 --disable-warnings "${{ matrix.notebook }}"
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 17af1c4..8d2da34 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -27,7 +27,7 @@ jobs:
           # 1) Compare this commit/PR to 'main' and list changed notebooks
           git fetch --depth=1 origin main
           CHANGED_NOTEBOOKS=$(git diff --name-only origin/main | grep '\.ipynb$' || true)
-      
+
           # 2) Load notebooks to ignore
           IGNORE_LIST=()
           while IFS= read -r skip_nb || [ -n "$skip_nb" ]; do
@@ -35,7 +35,7 @@ jobs:
             [[ -z "$skip_nb" || "$skip_nb" =~ ^# ]] && continue
             IGNORE_LIST+=("$skip_nb")
           done < .github/ignore-notebooks.txt
-      
+
           # 3) Filter out ignored notebooks
           FILTERED_NBS=()
           for nb in $CHANGED_NOTEBOOKS; do
@@ -52,16 +52,16 @@ jobs:
               FILTERED_NBS+=("$nb")
             fi
           done
-      
+
           # 4) Stuff into a single-line JSON array
           NB_JSON=$(printf '%s\n' "${FILTERED_NBS[@]}" \
             | jq -R . \
             | jq -s -c .)
-      
+
           if [ -z "$NB_JSON" ] || [ "$NB_JSON" = "[]" ]; then
             NB_JSON="[]"
           fi
-      
+
           echo "All valid notebooks: $NB_JSON"
 
           # 5) Check if there's anything in FILTERED_NBS
@@ -104,7 +104,7 @@ jobs:
           python -m venv venv
           source venv/bin/activate
           pip install --upgrade pip setuptools wheel
-          pip install pytest nbval
+          pip install --no-cache-dir pytest nbval
 
       - name: Test notebook
         env:
@@ -113,4 +113,4 @@ jobs:
         run: |
           echo "Testing notebook: ${{ matrix.notebook }}"
           source venv/bin/activate
-          pytest --nbval-lax --disable-warnings "${{ matrix.notebook }}"
+          pytest --nbval-lax --nbval-cell-timeout=300 --disable-warnings "${{ matrix.notebook }}"
diff --git a/python-recipes/agents/00_langgraph_redis_agentic_rag.ipynb b/python-recipes/agents/00_langgraph_redis_agentic_rag.ipynb
index f00a37e..58f5fe8 100644
--- a/python-recipes/agents/00_langgraph_redis_agentic_rag.ipynb
+++ b/python-recipes/agents/00_langgraph_redis_agentic_rag.ipynb
@@ -38,14 +38,14 @@
         },
         {
             "cell_type": "code",
-            "execution_count": 1,
+            "execution_count": null,
             "id": "969fb438",
             "metadata": {
                 "id": "969fb438"
             },
             "outputs": [],
             "source": [
-                "%pip install -q langchain-community tiktoken langchain-openai langchainhub \"langchain-redis>=0.2.0\" langchain langgraph langchain-text-splitters bs4"
+                "%pip install -q --upgrade --force-reinstall langchain-community tiktoken langchain-openai langchainhub \"langchain-redis>=0.2.0\" langchain \"langgraph>0.3.1\" langchain-text-splitters bs4"
             ]
         },
         {
@@ -666,7 +666,7 @@
             "name": "python",
             "nbconvert_exporter": "python",
             "pygments_lexer": "ipython3",
-            "version": "3.11.9"
+            "version": "3.13.1"
         }
     },
     "nbformat": 4,
diff --git a/python-recipes/agents/02_full_featured_agent.ipynb b/python-recipes/agents/02_full_featured_agent.ipynb
index cb1ad60..cfd9d3d 100644
--- a/python-recipes/agents/02_full_featured_agent.ipynb
+++ b/python-recipes/agents/02_full_featured_agent.ipynb
@@ -30,13 +30,13 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 1,
+      "execution_count": null,
       "metadata": {
         "id": "Zz62U5COgF21"
       },
       "outputs": [],
       "source": [
-        "%pip install -q langchain langchain-openai \"langchain-redis>=0.2.0\" langgraph sentence-transformers"
+        "%pip install -q --upgrade --force-reinstall langchain langchain-openai \"langchain-redis>=0.2.0\" \"langgraph>0.3.1\" sentence-transformers"
       ]
     },
     {
@@ -969,7 +969,7 @@
     },
     {
       "cell_type": "code",
-      "execution_count": 54,
+      "execution_count": null,
       "metadata": {},
       "outputs": [],
       "source": [
@@ -985,7 +985,7 @@
         "    if cache_hit:\n",
         "        print(\"Cache hit - short circuit\")\n",
         "        return cache_hit\n",
-        "    \n",
+        "\n",
         "    return graph.invoke({\"messages\": question})\n"
       ]
     }