diff --git a/scripts/dev.sh b/scripts/dev.sh
index 7a70f39..3248b16 100755
--- a/scripts/dev.sh
+++ b/scripts/dev.sh
@@ -17,7 +17,12 @@ install_packwiz() {
 
     # Generate autocompletion script
     packwiz completion bash > ~/.packwiz
-    echo 'source ~/.packwiz' >> ~/.bashrc
+    if ! grep -q "source ~/.packwiz" ~/.bashrc; then 
+    	echo 'source ~/.packwiz' >> ~/.bashrc
+	echo "Successfully enabled packwiz autocompletion";
+    else
+	echo "packwiz autocompletion already enabled"
+    fi
     source ~/.bashrc
 }