diff --git a/querydsl-core/src/main/java/com/querydsl/core/support/QueryBase.java b/querydsl-core/src/main/java/com/querydsl/core/support/QueryBase.java
index 202bda8d3..a0d683c9f 100644
--- a/querydsl-core/src/main/java/com/querydsl/core/support/QueryBase.java
+++ b/querydsl-core/src/main/java/com/querydsl/core/support/QueryBase.java
@@ -30,9 +30,9 @@ import com.querydsl.core.types.Predicate;
  */
 public abstract class QueryBase<Q extends QueryBase<Q>> {
 
-    public static final String MDC_QUERY = "querydsl.query";
+    public static final String MDC_QUERY = "querydsl_query";
 
-    public static final String MDC_PARAMETERS = "querydsl.parameters";
+    public static final String MDC_PARAMETERS = "querydsl_parameters";
 
     protected final QueryMixin<Q> queryMixin;