diff --git a/src/modules/partition/gui/CreatePartitionDialog.ui b/src/modules/partition/gui/CreatePartitionDialog.ui
index 53445e0ec..ba457b29c 100644
--- a/src/modules/partition/gui/CreatePartitionDialog.ui
+++ b/src/modules/partition/gui/CreatePartitionDialog.ui
@@ -45,7 +45,7 @@
      <item row="0" column="1">
       <widget class="QSpinBox" name="sizeSpinBox">
        <property name="suffix">
-        <string> MB</string>
+        <string> MiB</string>
        </property>
       </widget>
      </item>
diff --git a/src/modules/partition/gui/EditExistingPartitionDialog.ui b/src/modules/partition/gui/EditExistingPartitionDialog.ui
index e36d94fce..c242e3bbc 100644
--- a/src/modules/partition/gui/EditExistingPartitionDialog.ui
+++ b/src/modules/partition/gui/EditExistingPartitionDialog.ui
@@ -126,7 +126,7 @@
      <item row="1" column="1">
       <widget class="QSpinBox" name="sizeSpinBox">
        <property name="suffix">
-        <string> MB</string>
+        <string> MiB</string>
        </property>
       </widget>
      </item>