diff --git a/run.sh b/run.sh
index f239307..9971503 100755
--- a/run.sh
+++ b/run.sh
@@ -17,13 +17,17 @@ else
   requirements_file="requirements.txt"
 
   # Check if Python 3.8 is installed
-  if ! command -v python3.8 >/dev/null 2>&1 || pyenv versions --bare | grep -q "3.8"; then
+  if ! command -v python3.8 >/dev/null 2>&1 || pyenv versions --bare | grep -qv "3.8"; then
     echo "Python 3 not found. Attempting to install 3.8..."
     if [ "$(uname)" = "Darwin" ] && command -v brew >/dev/null 2>&1; then
       brew install python@3.8
     elif [ "$(uname)" = "Linux" ] && command -v apt-get >/dev/null 2>&1; then
       sudo apt-get update
       sudo apt-get install python3.8
+    elif [ "$(uname)" = "Linux" ] && command -v pyenv >/dev/null 2>&1; then
+      pyenv install 3.8
+      pyenv local 3.8
+      alias python3.8=python
     else
       echo "Please install Python 3.8 manually."
       exit 1