diff --git a/source/app/models/main.py b/source/app/models/main.py
index 96ab589..0a46459 100644
--- a/source/app/models/main.py
+++ b/source/app/models/main.py
@@ -40,8 +40,9 @@ from settings import log, DEBUG, VERSION, PATH_CP, COMPANIES, PRE, CURRENT_CFDI,
 
 FORMAT = '{0:.2f}'
 FORMAT3 = '{0:.3f}'
-FORMAT_TAX = '{0:.4f}'
-FORMAT_PRECIO = '{0:.4f}'
+FORMAT4 = '{0:.4f}'
+FORMAT_TAX = FORMAT4
+FORMAT_PRECIO = FORMAT4
 RFC_PUBLICO = 'XAXX010101000'
 
 
@@ -5626,7 +5627,7 @@ class CfdiPagos(BaseModel):
             r['IdDocumento'] = str(r['IdDocumento'])
             r['Folio'] = str(r['Folio'])
             r['NumParcialidad'] = str(r['NumParcialidad'])
-            r['TipoCambioDR'] = FORMAT.format(r['TipoCambioDR'])
+            r['TipoCambioDR'] = FORMAT4.format(r['TipoCambioDR'])
             r['MetodoDePagoDR'] = DEFAULT_CFDIPAY['WAYPAY']
             r['ImpSaldoAnt'] = FORMAT.format(r['ImpSaldoAnt'])
             r['ImpPagado'] = FORMAT.format(r['ImpPagado'])
diff --git a/source/static/js/controller/util.js b/source/static/js/controller/util.js
index ea175fc..921a933 100644
--- a/source/static/js/controller/util.js
+++ b/source/static/js/controller/util.js
@@ -203,7 +203,7 @@ function format_currency2(value){
 
 
 function format_currency4(value){
-    return '$ ' + format_decimal_2(value)
+    return '$ ' + format_decimal_4(value)
 }