fix typo in README_DEVELOPERS


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@12557 a5019735-40e9-0310-863c-91ae7b9d1cf9
diff --git a/README_DEVELOPERS b/README_DEVELOPERS
index e6a005e..de8082b 100644
--- a/README_DEVELOPERS
+++ b/README_DEVELOPERS
@@ -202,12 +202,12 @@
 (B) Regression tests in an outer/inner setup:
 
  To run all the regression tests with an outer memcheck, do :
-   perl test/vg_regtest --outer-valgrind=../outer/.../bin/valgrind \
-                        --all
+   perl tests/vg_regtest --outer-valgrind=../outer/.../bin/valgrind \
+                         --all
 
  To run a specific regression tests with an outer memcheck, do:
-   perl test/vg_regtest --outer-valgrind=../outer/.../bin/valgrind \
-                        none/tests/args.vgtest
+   perl tests/vg_regtest --outer-valgrind=../outer/.../bin/valgrind \
+                         none/tests/args.vgtest
 
  To run regression tests with another outer tool:
    perl tests/vg_regtest --outer-valgrind=../outer/.../bin/valgrind \