diff --git a/src/bootstrap b/src/bootstrap
index de26b659c87951615a29e3ea844d551812b894f8..300393022953cc20f97c9b7de112642c5c9e0e37 100755
--- a/src/bootstrap
+++ b/src/bootstrap
@@ -58,8 +58,8 @@ while read file; do [ ! -f "$file" ] || rm -r $file; done
 
 zmap_message_out "Running $(which $AUTOUPDATE)"
 $AUTOUPDATE                  || zmap_message_exit "Failed running $AUTOUPDATE"
-zmap_message_out "Running $(which $ACLOCAL)"
-$ACLOCAL $DEFAULT_INC        || zmap_message_exit "Failed running $ACLOCAL (first time) export ACLOCAL_FLAGS='-I /<gtkprefix>/share/aclocal'"
+zmap_message_out "Running $(which $ACLOCAL) --warnings=all $DEFAULT_INC"
+$ACLOCAL --warnings=all $DEFAULT_INC        || zmap_message_exit "Failed running $ACLOCAL (first time) export ACLOCAL_FLAGS='-I /<gtkprefix>/share/aclocal'"
 zmap_message_out "Running $(which $AUTOHEADER)"
 $AUTOHEADER --warnings=all   || zmap_message_exit "Failed running $AUTOHEADER"