diff --git a/inxi b/inxi
index 976a2a6..ff9db66 100755
--- a/inxi
+++ b/inxi
@@ -13023,17 +13023,19 @@ print_graphics_data()
 		if [[ -z $glx_renderer ]];then
 			glx_renderer='N/A'
 		fi
-		if [[ -z $glx_version || -z $glx_core_version ]];then
+		if [[ -z $glx_version ]];then
 			glx_version='N/A'
 		else
 			# non free drivers once filtered and cleaned show the same for core and compat
-			if [[ $glx_core_version != $glx_version ]];then
+			if [[ -n $glx_core_version && $glx_core_version != $glx_version ]];then
 				glx_version=$glx_core_version
 				if [[ $B_EXTRA_EXTRA_DATA == 'true' ]];then
 					if [[ $glx_compat_version_nu != '' ]];then
 						glx_version="$glx_version (compat-v$SEP3 $glx_compat_version_nu)"
 					fi
 				fi
+			elif [[ -z $glx_core_version ]];then
+				glx_version='N/A'
 			fi
 		fi