diff --git a/src/cutecoin/core/money/quantitative.py b/src/cutecoin/core/money/quantitative.py
index c299725903ee3ac5ce0974841c6c353cd0e9a5ae..29d4a58bdf9bbb766b24d13678bff44ecca549f2 100644
--- a/src/cutecoin/core/money/quantitative.py
+++ b/src/cutecoin/core/money/quantitative.py
@@ -3,7 +3,7 @@ import asyncio
 
 class Quantitative():
     _NAME_STR_ = QT_TRANSLATE_NOOP('Quantitative', 'Units')
-    _REF_STR_ = QT_TRANSLATE_NOOP('Quantitative', "{0} {1}")
+    _REF_STR_ = QT_TRANSLATE_NOOP('Quantitative', "{0} {1}{2}")
     _UNITS_STR_ = QT_TRANSLATE_NOOP('Quantitative', "{0}")
 
     def __init__(self, amount, community, app):
diff --git a/src/cutecoin/gui/community_tile.py b/src/cutecoin/gui/community_tile.py
index 228fd38f3176f603a82d67159926e3668119f9de..f6c3df18f7769a908f2b29eb1687822975c7cb12 100644
--- a/src/cutecoin/gui/community_tile.py
+++ b/src/cutecoin/gui/community_tile.py
@@ -34,10 +34,12 @@ class CommunityTile(QFrame):
         members_pubkeys = yield from self.community.members_pubkeys()
         amount = yield from self.app.current_account.amount(self.community)
         localized_amount = yield from self.app.current_account.current_ref(amount,
-                                                    self.community, self.app).localized(units=True)
+                                                    self.community, self.app).localized(units=True,
+                                        international_system=self.app.preferences['international_system_of_units'])
         if current_block['monetaryMass']:
             localized_monetary_mass = yield from self.app.current_account.current_ref(current_block['monetaryMass'],
-                                                    self.community, self.app).localized(units=True)
+                                                    self.community, self.app).localized(units=True,
+                                        international_system=self.app.preferences['international_system_of_units'])
         else:
             localized_monetary_mass = ""
         status = self.tr("Member") if self.app.current_account.pubkey in members_pubkeys \
diff --git a/src/cutecoin/gui/transactions_tab.py b/src/cutecoin/gui/transactions_tab.py
index e64532561771a8401cf7703d45275388634c53ec..e474e944e86b011044231b705a62c8d307086fee 100644
--- a/src/cutecoin/gui/transactions_tab.py
+++ b/src/cutecoin/gui/transactions_tab.py
@@ -119,7 +119,8 @@ class TransactionsTabWidget(QWidget, Ui_transactionsTabWidget):
     def refresh_balance(self):
         amount = yield from self.app.current_account.amount(self.community)
         localized_amount = yield from self.app.current_account.current_ref(amount, self.community,
-                                                                           self.app).localized(units=True)
+                                                                           self.app).localized(units=True,
+                                        international_system=self.app.preferences['international_system_of_units'])
 
         # set infos in label
         self.label_balance.setText(