diff --git a/configure.ac b/configure.ac
index 5b907e9750..b80c52fec2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -295,7 +295,7 @@ if test "$cross_compiling" = "yes"; then
 
     BUILD_OBJEXT='o'
 
-    if [ -f "$TEMP_DIR_FOR_CHECKING/test.exe" ] ; then
+    if test -f "$TEMP_DIR_FOR_CHECKING/test.exe" ; then
         BUILD_EXEEXT='.exe'
     fi
 else