diff --git a/jOOQ/src/main/java/org/jooq/impl/RegexpLike.java b/jOOQ/src/main/java/org/jooq/impl/RegexpLike.java
index 53194e7295..270eaf9714 100644
--- a/jOOQ/src/main/java/org/jooq/impl/RegexpLike.java
+++ b/jOOQ/src/main/java/org/jooq/impl/RegexpLike.java
@@ -104,7 +104,7 @@ final class RegexpLike extends AbstractCondition {
 
             case POSTGRES: {
 
-                ctx.visit(search).sql(" ~ ").visit(pattern);
+                ctx.sql('(').visit(search).sql(" ~ ").visit(pattern).sql(')');
                 break;
             }
 
@@ -130,11 +130,13 @@ final class RegexpLike extends AbstractCondition {
             case DERBY:
             case FIREBIRD:
             default: {
-                ctx.visit(search)
+                ctx.sql('(')
+                   .visit(search)
                    .sql(' ')
                    .visit(K_LIKE_REGEX)
                    .sql(' ')
-                   .visit(pattern);
+                   .visit(pattern)
+                   .sql(')');
 
                 break;
             }
diff --git a/jOOQ/src/main/java/org/jooq/impl/TableComparison.java b/jOOQ/src/main/java/org/jooq/impl/TableComparison.java
index 5807fe6197..8fe9561037 100644
--- a/jOOQ/src/main/java/org/jooq/impl/TableComparison.java
+++ b/jOOQ/src/main/java/org/jooq/impl/TableComparison.java
@@ -71,7 +71,7 @@ final class TableComparison<R extends Record> extends AbstractCondition {
 
 
             case POSTGRES: {
-                ctx.visit(lhs).sql(' ').sql(comparator.toSQL()).sql(' ').visit(rhs);
+                ctx.sql('(').visit(lhs).sql(' ').sql(comparator.toSQL()).sql(' ').visit(rhs).sql(')');
                 break;
             }