diff --git a/jOOQ/src/main/java/org/jooq/impl/RowIsDistinctFrom.java b/jOOQ/src/main/java/org/jooq/impl/RowIsDistinctFrom.java
index 68cf8ec48a..88d9a3bec9 100644
--- a/jOOQ/src/main/java/org/jooq/impl/RowIsDistinctFrom.java
+++ b/jOOQ/src/main/java/org/jooq/impl/RowIsDistinctFrom.java
@@ -53,6 +53,7 @@ import static org.jooq.SQLDialect.MARIADB;
 // ...
 import static org.jooq.SQLDialect.MYSQL;
 // ...
+import static org.jooq.SQLDialect.POSTGRES;
 // ...
 // ...
 import static org.jooq.SQLDialect.SQLITE;
@@ -88,7 +89,8 @@ final class RowIsDistinctFrom extends AbstractCondition {
 
     // An emulation may be required only for the version where a subquery is used
     // E.g. in HSQLDB: https://sourceforge.net/p/hsqldb/bugs/1579/
-    private static final Set<SQLDialect> EMULATE_DISTINCT_SELECT     = SQLDialect.supportedBy(HSQLDB);
+    // Or in PostgreSQL: https://twitter.com/pg_xocolatl/status/1260344255035379714
+    private static final Set<SQLDialect> EMULATE_DISTINCT_SELECT     = SQLDialect.supportedBy(HSQLDB, POSTGRES);
     private static final Set<SQLDialect> SUPPORT_DISTINCT_WITH_ARROW = SQLDialect.supportedBy(MARIADB, MYSQL);
 
     private final Row                    lhs;