diff --git a/content/en/docs/Developerguide/environment-deployment.md b/content/en/docs/Developerguide/environment-deployment.md
index a5fb973122c1d4ea712876866a8842cfee9963d5..2451a906987d45cc262074eefadd821e5e0d5987 100644
--- a/content/en/docs/Developerguide/environment-deployment.md
+++ b/content/en/docs/Developerguide/environment-deployment.md
@@ -201,8 +201,8 @@ Before using the prediction function, you need to use OpenSSL to generate certif
 3.  Install the  **predictor/install/requirements\(-gpu\).txt**  tool.
 
     ```
-    With GPU: pip install requirements-gpu.txt
-    Without GPU: pip install requirements.txt
+    With GPU: pip install -r requirements-gpu.txt
+    Without GPU: pip install -r requirements.txt
     ```
 
 
diff --git "a/content/zh/docs/Developerguide/\347\216\257\345\242\203\351\203\250\347\275\262.md" "b/content/zh/docs/Developerguide/\347\216\257\345\242\203\351\203\250\347\275\262.md"
index 6d62887dc12fab44180c5ead77668a9935ed5d2c..49f87982cc940bd716f449416fd2d16b6ee670c6 100644
--- "a/content/zh/docs/Developerguide/\347\216\257\345\242\203\351\203\250\347\275\262.md"
+++ "b/content/zh/docs/Developerguide/\347\216\257\345\242\203\351\203\250\347\275\262.md"
@@ -201,8 +201,8 @@ curl -X POST -d '{"modelName":"modelname"}' -H 'Content-Type: application/json'
 3.  安装predictor/install/requirements\(-gpu\).txt工具：
 
     ```
-    有GPU：pip install requirements-gpu.txt
-    无GPU：pip install requirements.txt
+    有GPU：pip install -r requirements-gpu.txt
+    无GPU：pip install -r requirements.txt
     ```