diff --git a/plugins/actions/infographic/infographic.py b/plugins/actions/infographic/infographic.py
index 3b962ea..a284cdb 100644
--- a/plugins/actions/infographic/infographic.py
+++ b/plugins/actions/infographic/infographic.py
@@ -981,20 +981,10 @@ class Action:
     const defaultWidth = 1100;
     const defaultHeight = 500;
     
-    // Auto-detect chat container width for responsive sizing
-    let svgWidth = defaultWidth;
-    let svgHeight = defaultHeight;
-    const chatContainer = document.getElementById('chat-container');
-    if (chatContainer) {{
-        const containerWidth = chatContainer.clientWidth;
-        if (containerWidth > 100) {{
-            // Use container width with padding (80% of container, leaving more space on the right)
-            svgWidth = Math.floor(containerWidth * 0.8);
-            // Maintain aspect ratio based on default dimensions
-            svgHeight = Math.floor(svgWidth * (defaultHeight / defaultWidth));
-            console.log("[Infographic Image] Auto-detected container width:", containerWidth, "-> SVG:", svgWidth, "x", svgHeight);
-        }}
-    }}
+    // Use fixed dimensions for consistent rendering (avoid title wrapping issues)
+    const svgWidth = defaultWidth;
+    const svgHeight = defaultHeight;
+    console.log("[Infographic Image] Using fixed dimensions:", svgWidth, "x", svgHeight);
     
     console.log("[Infographic Image] Starting render...");
     console.log("[Infographic Image] chatId:", chatId, "messageId:", messageId);
diff --git a/plugins/actions/infographic/infographic_cn.py b/plugins/actions/infographic/infographic_cn.py
index 5e2e73b..f8d121d 100644
--- a/plugins/actions/infographic/infographic_cn.py
+++ b/plugins/actions/infographic/infographic_cn.py
@@ -1042,20 +1042,10 @@ class Action:
     const defaultWidth = 1100;
     const defaultHeight = 500;
     
-    // 自动检测聊天容器宽度以实现响应式尺寸
-    let svgWidth = defaultWidth;
-    let svgHeight = defaultHeight;
-    const chatContainer = document.getElementById('chat-container');
-    if (chatContainer) {{
-        const containerWidth = chatContainer.clientWidth;
-        if (containerWidth > 100) {{
-            // 使用容器宽度的 80%（右边留更多空间）
-            svgWidth = Math.floor(containerWidth * 0.8);
-            // 根据默认尺寸保持宽高比
-            svgHeight = Math.floor(svgWidth * (defaultHeight / defaultWidth));
-            console.log("[Infographic Image] 自动检测容器宽度:", containerWidth, "-> SVG:", svgWidth, "x", svgHeight);
-        }}
-    }}
+    // 使用固定尺寸以确保一致的渲染效果（避免标题换行问题）
+    const svgWidth = defaultWidth;
+    const svgHeight = defaultHeight;
+    console.log("[Infographic Image] 使用固定尺寸:", svgWidth, "x", svgHeight);
     
     console.log("[Infographic Image] 开始渲染...");
     console.log("[Infographic Image] chatId:", chatId, "messageId:", messageId);