diff --git a/share/qtcreator/translations/qtcreator_de.ts b/share/qtcreator/translations/qtcreator_de.ts
index c6e2a4cab88..ee6e08a335c 100644
--- a/share/qtcreator/translations/qtcreator_de.ts
+++ b/share/qtcreator/translations/qtcreator_de.ts
@@ -18199,16 +18199,16 @@ Möchten Sie sie jetzt auschecken?</translation>
         <translation>Bytes</translation>
     </message>
     <message>
-        <source>KB</source>
-        <translation>KB</translation>
+        <source>KiB</source>
+        <translation>KiB</translation>
     </message>
     <message>
-        <source>GB</source>
-        <translation>GB</translation>
+        <source>GiB</source>
+        <translation>GiB</translation>
     </message>
     <message>
-        <source>TB</source>
-        <translation>TB</translation>
+        <source>TiB</source>
+        <translation>TiB</translation>
     </message>
     <message>
         <source>Enable crash reporting</source>
diff --git a/src/plugins/coreplugin/systemsettings.cpp b/src/plugins/coreplugin/systemsettings.cpp
index 5d9a5fd3f9f..f6641bad08f 100644
--- a/src/plugins/coreplugin/systemsettings.cpp
+++ b/src/plugins/coreplugin/systemsettings.cpp
@@ -51,8 +51,7 @@ const char showCrashButtonKey[] = "ShowCrashButton";
 // TODO: move to somewhere in Utils
 static QString formatSize(qint64 size)
 {
-    QStringList units {Tr::tr("Bytes"), Tr::tr("KB"), Tr::tr("MB"),
-                       Tr::tr("GB"), Tr::tr("TB")};
+    QStringList units{Tr::tr("Bytes"), Tr::tr("KiB"), Tr::tr("MiB"), Tr::tr("GiB"), Tr::tr("TiB")};
     double outputSize = size;
     int i;
     for (i = 0; i < units.size() - 1; ++i) {