DELTASPIKE-1427 fix log format {} -> {0} for JUL
diff --git a/deltaspike/core/impl/src/main/java/org/apache/deltaspike/core/impl/config/DefaultConfigSourceProvider.java b/deltaspike/core/impl/src/main/java/org/apache/deltaspike/core/impl/config/DefaultConfigSourceProvider.java
index 3f43c74..1657222 100644
--- a/deltaspike/core/impl/src/main/java/org/apache/deltaspike/core/impl/config/DefaultConfigSourceProvider.java
+++ b/deltaspike/core/impl/src/main/java/org/apache/deltaspike/core/impl/config/DefaultConfigSourceProvider.java
@@ -86,7 +86,7 @@
                     {
                         ConfigSource dsHomeConfigSource = new PropertyFileConfigSource(dsHome.toURI().toURL());
                         configSources.add(dsHomeConfigSource);
-                        LOG.log(Level.INFO, "Reading configuration from {}", dsHome.getAbsolutePath());
+                        LOG.log(Level.INFO, "Reading configuration from {0}", dsHome.getAbsolutePath());
                     }
                     catch (MalformedURLException e)
                     {
@@ -97,7 +97,7 @@
             }
             catch (SecurityException se)
             {
-                LOG.log(Level.INFO, "Not allowed to check if directory {} exists", dsHome.getPath());
+                LOG.log(Level.INFO, "Not allowed to check if directory {0} exists", dsHome.getPath());
             }
         }
     }