diff --git a/base/src/org/compiere/dbPort/Convert_PostgreSQL.java b/base/src/org/compiere/dbPort/Convert_PostgreSQL.java
index b54cf9e650..af3cacd38d 100644
--- a/base/src/org/compiere/dbPort/Convert_PostgreSQL.java
+++ b/base/src/org/compiere/dbPort/Convert_PostgreSQL.java
@@ -762,8 +762,13 @@ public class Convert_PostgreSQL extends Convert_SQL92 {
 					}
 					if (t.length() > 0)
 					{
-						if (isIdentifier(t.toString()) &&
-							t.toString().indexOf('.') == -1)
+						if ("SELECT".equalsIgnoreCase(t.toString().toUpperCase())) 
+						{
+							o = 0;
+							result = result + t.toString();
+						}
+						else if (isIdentifier(t.toString()) &&
+							t.toString().indexOf('.') == -1 )
 							result = result + alias + "." + t.toString();
 						else
 							result = result + t.toString();
diff --git a/base/src/org/compiere/dbPort/Convert_PostgreSQLTest.java b/base/src/org/compiere/dbPort/Convert_PostgreSQLTest.java
index 6796d5b0fc..fcbd0fd086 100644
--- a/base/src/org/compiere/dbPort/Convert_PostgreSQLTest.java
+++ b/base/src/org/compiere/dbPort/Convert_PostgreSQLTest.java
@@ -28,6 +28,33 @@ public final class Convert_PostgreSQLTest extends TestCase{
 	
 	public Convert_PostgreSQLTest() {}
 	
+	public void test1751966() {
+		sql = "UPDATE I_ReportLine i "
+			+ "SET (Description, SeqNo, IsSummary, IsPrinted, LineType, CalculationType, AmountType, PostingType)="
+			+ " (SELECT Description, SeqNo, IsSummary, IsPrinted, LineType, CalculationType, AmountType, PostingType"
+			+ " FROM I_ReportLine ii WHERE i.Name=ii.Name AND i.PA_ReportLineSet_ID=ii.PA_ReportLineSet_ID"
+			+ " AND ii.I_ReportLine_ID=(SELECT MIN(I_ReportLine_ID) FROM I_ReportLine iii"
+			+ " WHERE i.Name=iii.Name AND i.PA_ReportLineSet_ID=iii.PA_ReportLineSet_ID)) "
+			+ "WHERE EXISTS (SELECT *"
+			+ " FROM I_ReportLine ii WHERE i.Name=ii.Name AND i.PA_ReportLineSet_ID=ii.PA_ReportLineSet_ID"
+			+ " AND ii.I_ReportLine_ID=(SELECT MIN(I_ReportLine_ID) FROM I_ReportLine iii"
+			+ " WHERE i.Name=iii.Name AND i.PA_ReportLineSet_ID=iii.PA_ReportLineSet_ID))"
+			+ " AND I_IsImported='N' AND AD_Client_ID=0";
+		sqe = "UPDATE I_ReportLine SET Description=ii.Description,SeqNo=ii.SeqNo,IsSummary=ii.IsSummary,"
+			+"IsPrinted=ii.IsPrinted,LineType=ii.LineType,CalculationType=ii.CalculationType,AmountType=ii.AmountType,"
+			+"PostingType=ii.PostingType FROM I_ReportLine ii WHERE I_ReportLine.Name=ii.Name "
+			+"AND I_ReportLine.PA_ReportLineSet_ID=ii.PA_ReportLineSet_ID "
+			+"AND ii.I_ReportLine_ID=(SELECT MIN(I_ReportLine_ID) FROM I_ReportLine iii WHERE "
+			+"I_ReportLine.Name=iii.Name AND I_ReportLine.PA_ReportLineSet_ID=iii.PA_ReportLineSet_ID) "
+			+"AND EXISTS (SELECT * FROM I_ReportLine ii WHERE I_ReportLine.Name=ii.Name AND "
+			+"I_ReportLine.PA_ReportLineSet_ID=ii.PA_ReportLineSet_ID AND "
+			+"ii.I_ReportLine_ID=(SELECT MIN(I_ReportLine_ID) FROM I_ReportLine iii "
+			+"WHERE I_ReportLine.Name=iii.Name AND I_ReportLine.PA_ReportLineSet_ID=iii.PA_ReportLineSet_ID)) "
+			+"AND I_ReportLine.I_IsImported='N' AND I_ReportLine.AD_Client_ID=0";
+		r = convert.convert(sql);
+		assertEquals(sqe, r[0]);
+	}
+	
 	//[ 1707959 ] Copy from other PrintFormat doesn't work anymore
 	public void test1707959() {
 		sql = "UPDATE AD_PrintFormatItem_Trl new " +