diff --git a/configs/common/Benchmarks.py b/configs/common/Benchmarks.py
index d881fafb0..bf8b84f17 100644
--- a/configs/common/Benchmarks.py
+++ b/configs/common/Benchmarks.py
@@ -58,9 +58,9 @@ class SysConfig:
         elif buildEnv['TARGET_ISA'] == 'arm':
             return env.get('LINUX_IMAGE', disk('linux-arm-ael.img'))
         else:
-            print "Don't know what default disk image to use for ISA %s" % \
+            print "Don't know what default disk image to use for %s ISA" % \
                 buildEnv['TARGET_ISA']
-            sys.exit(1)
+            exit(1)
 
 # Benchmarks are defined as a key in a dict which is a list of SysConfigs
 # The first defined machine is the test system, the others are driving systems
diff --git a/configs/example/fs.py b/configs/example/fs.py
index 33dc63af4..a85491c91 100644
--- a/configs/example/fs.py
+++ b/configs/example/fs.py
@@ -107,7 +107,7 @@ elif buildEnv['TARGET_ISA'] == "arm":
             bare_metal=options.bare_metal)
     Simulation.setWorkCountOptions(test_sys, options)
 else:
-    fatal("incapable of building non-alpha or non-sparc full system!")
+    fatal("Incapable of building %s full system!", buildEnv['TARGET_ISA'])
 
 if options.kernel is not None:
     test_sys.kernel = binary(options.kernel)