diff --git a/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java b/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
index 2d4a23f7ee..53e791e5f6 100644
--- a/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
+++ b/jOOQ/src/main/java/org/jooq/impl/ParserImpl.java
@@ -6942,7 +6942,7 @@ final class DefaultParseContext extends AbstractScope implements ParseContext {
     private final FieldOrRow parseSum(Type type) {
         FieldOrRow r = parseFactor(type);
 
-        if (N.is(type) && r instanceof Field)
+        if ((N.is(type) || D.is(type)) && r instanceof Field)
             for (;;)
                 if (parseIf('+'))
                     r = parseSumRightOperand(type, r, true);