diff --git a/src/main/java/com/fasterxml/jackson/databind/introspect/POJOPropertyBuilder.java b/src/main/java/com/fasterxml/jackson/databind/introspect/POJOPropertyBuilder.java
index cc8bc70e1b..23963e1cde 100644
--- a/src/main/java/com/fasterxml/jackson/databind/introspect/POJOPropertyBuilder.java
+++ b/src/main/java/com/fasterxml/jackson/databind/introspect/POJOPropertyBuilder.java
@@ -40,9 +40,9 @@ public class POJOPropertyBuilder
     protected final PropertyName _internalName;
 
     protected Linked<AnnotatedField> _fields;
-    
+
     protected Linked<AnnotatedParameter> _ctorParameters;
-    
+
     protected Linked<AnnotatedMethod> _getters;
 
     protected Linked<AnnotatedMethod> _setters;
@@ -316,9 +316,9 @@ public AnnotatedMethod getSetter()
                     continue;
                 }
             }
-            
-            throw new IllegalArgumentException("Conflicting setter definitions for property \""+getName()+"\": "
-                    +curr.value.getFullName()+" vs "+next.value.getFullName());
+            throw new IllegalArgumentException(String.format(
+ "Conflicting setter definitions for property \"%s\": %s vs %s",
+ getName(), curr.value.getFullName(), next.value.getFullName()));
         }
         // One more thing; to avoid having to do it again...
         _setters = curr.withoutNext();
diff --git a/src/test/java/com/fasterxml/jackson/failing/SkipInjectableIntrospection962Test.java b/src/test/java/com/fasterxml/jackson/failing/SkipInjectableIntrospection962Test.java
index f91e2e0dbc..cb37a5cacb 100644
--- a/src/test/java/com/fasterxml/jackson/failing/SkipInjectableIntrospection962Test.java
+++ b/src/test/java/com/fasterxml/jackson/failing/SkipInjectableIntrospection962Test.java
@@ -11,9 +11,7 @@ static class InjectMe
     {
         private String a;
 
-        public void setA(String a) {
-            this.a = a;
-        }
+        public InjectMe(boolean dummy) { }
 
         public void setA(Integer a) {
             this.a = a.toString();
@@ -42,20 +40,16 @@ public String getB() {
         }
     }
 
-    public void testInjected()
+    // 14-Jun-2016, tatu: For some odd reason, this test sometimes fails, other times not...
+    //    possibly related to unstable ordering of properties?
+    public void testInjected() throws Exception
     {
-        InjectMe im = new InjectMe();
-        ObjectMapper sut = new ObjectMapper()
+        InjectMe im = new InjectMe(true);
+        ObjectMapper mapper = new ObjectMapper()
             .setInjectableValues(new InjectableValues.Std().addValue(InjectMe.class, im));
         String test = "{\"b\":\"bbb\"}";
 
-        Injectee actual = null;
-        try {
-            actual = sut.readValue(test, Injectee.class);
-        }
-        catch (Exception e) {
-            fail("failed to deserialize: "+e);
-        }
+        Injectee actual = mapper.readValue(test, Injectee.class);
         assertEquals("bbb", actual.getB());
     }
 }