diff --git a/data_from_portwine/scripts/functions_helper b/data_from_portwine/scripts/functions_helper
index 8de2e074..faa288b8 100755
--- a/data_from_portwine/scripts/functions_helper
+++ b/data_from_portwine/scripts/functions_helper
@@ -818,7 +818,7 @@ pw_check_and_download_plugins () {
 }
 
 check_nvidia_rtx () {
-    if echo "$LSPCI_VGA" | grep -i "nvidia" ; then          
+    if [[ $(echo "$LSPCI_VGA" | grep -i "nvidia") ]] ; then
         # Turing (without nvidia 16XX)
         [[ "$LSPCI_VGA" == *TU[0-9]* ]] && [[ "$LSPCI_VGA" != *TU11[6-7]* ]] && return 0
         # Ampere
@@ -830,7 +830,7 @@ check_nvidia_rtx () {
 }
 
 check_hybrid_graphicks () {
-    if echo "$LSPCI_VGA" | grep -i nvidia | grep -iE '(intel|amd)'
+    if [[ $(echo "$LSPCI_VGA" | grep -i nvidia | grep -i -E '(intel|amd)') ]]
     then return 0
     else return 1
     fi