diff --git a/configure b/configure
index 20a2229a..a6ca3daa 100755
--- a/configure
+++ b/configure
@@ -54,7 +54,7 @@ function execute () {
     sleep 1
     echo ""
     printf "\e[0;94m"
-    eval "set -x ; $_command set +x" || exit -1
+    ( eval "set -x ; $_command set +x" ) || exit -1
     printf "\e[m"
     echo ""
 }