diff --git a/README.md b/README.md
index d69146a..bacdde3 100644
--- a/README.md
+++ b/README.md
@@ -14,5 +14,10 @@ Following the release of version 1.6.2, we now install it in an applicative cont
 For this service to be correctly accessed through reverse proxy, you need specific parameters. See
 [official documentation](https://github.com/huashengdun/webssh#deployment).
 
+### WARNING
+* This manual install needs to be adjusted at each new major Python version upgrade:
+  * In `install.sh`, the path should be adjusted (`python3.11` --> `python3.12`)
+  * PIP package must be reinstalled, as packages are linked to Python version
+
 ### TODO
 * RAS
diff --git a/install.sh b/install.sh
index e84dc3d..4d4c748 100755
--- a/install.sh
+++ b/install.sh
@@ -10,14 +10,14 @@ if [ -f $run_directory/.disabled ]; then
   exit 0
 fi
 
-if [ -f /usr/lib/python3.11/site-packages/webssh/handler.py ]; then
+if [ -f /usr/lib/python3.12/site-packages/webssh/handler.py ]; then
   echo "Alter WebSSH configuration to remove SSH key passphrase from error message..."
   if [[ $user != 'root' ]]; then
     sudo sed -i -e "s/or wrong passphrase {} for decrypting it/or wrong passphrase for decrypting it/g" \
-    /usr/lib/python3.11/site-packages/webssh/handler.py
+    /usr/lib/python3.12/site-packages/webssh/handler.py
   else
     sed -i -e "s/or wrong passphrase {} for decrypting it/or wrong passphrase for decrypting it/g" \
-    /usr/lib/python3.11/site-packages/webssh/handler.py
+    /usr/lib/python3.12/site-packages/webssh/handler.py
   fi
 else
   echo "WARNING: Could not find webssh directory! Could be due to major Python upgrade, or you not using PIP package."