diff --git a/master.cfg b/master.cfg
index d029721..d084471 100644
--- a/master.cfg
+++ b/master.cfg
@@ -316,7 +316,10 @@ BuildBot halt on failure."""
     descriptionDone = r"tested GDB"
     def __init__ (self, extra_make_check_flags = [], test_env = {},
                   **kwargs):
-        ShellCommand.__init__ (self, **kwargs)
+        ShellCommand.__init__ (self, decodeRC = { 0 : SUCCESS,
+                                                  1 : SUCCESS,
+                                                  2 : SUCCESS },
+                               **kwargs)
 
         self.workdir = WithProperties (r"%s/build/gdb/testsuite", r'builddir')
         self.command = ['make',
@@ -328,7 +331,6 @@ BuildBot halt on failure."""
         self.haltOnFailure = False
         self.flunkOnFailure = False
         self.flunkOnWarnings = False
-        self.decodeRC = { 0 : SUCCESS, 1 : SUCCESS, 2 : SUCCESS }
 
 
 #######################