diff --git a/configure b/configure
index 535aa24628274ccb3e7306d7840fb2b3962f5434..c43fa88bb101a63468281a83041341ed8233966a 100755
--- a/configure
+++ b/configure
@@ -796,7 +796,7 @@ for drv in $audio_drv_list; do
     ;;
 
     *)
-    echo "$audio_possible_drivers" | grep -q "$drv" || {
+    echo "$audio_possible_drivers" | grep -q "\<$drv\>" || {
         echo
         echo "Error: Unknown driver '$drv' selected"
         echo "Possible drivers are: $audio_possible_drivers"