diff --git a/common/util.cpp b/common/util.cpp
index ef5b37b6bd6..e270cd849c8 100644
--- a/common/util.cpp
+++ b/common/util.cpp
@@ -24,6 +24,7 @@
 
 #include "common/util.h"
 #include "common/debug.h"
+#include "common/translation.h"
 
 namespace Common {
 
@@ -177,28 +178,33 @@ bool isBlank(int c) {
 #pragma mark -
 
 
-Common::String getHumanReadableBytes(uint64 bytes, Common::String &unitsOut) {
+Common::U32String getHumanReadableBytes(uint64 bytes, Common::String &unitsOut) {
 	if (bytes < 1024) {
-		unitsOut = "B";
+		// I18N: Abbreviation for 'bytes' as data size
+		unitsOut = _("B");
 		return Common::String::format("%lu", (unsigned long int)bytes);
 	}
 
 	double floating = bytes / 1024.0;
-	unitsOut = "KB";
+		// I18N: Abbreviation for 'kilobytes' as data size
+	unitsOut = _("KB");
 
 	if (floating >= 1024) {
 		floating /= 1024.0;
-		unitsOut = "MB";
+		// I18N: Abbreviation for 'megabytes' as data size
+		unitsOut = _("MB");
 	}
 
 	if (floating >= 1024) {
 		floating /= 1024.0;
-		unitsOut = "GB";
+		// I18N: Abbreviation for 'gigabytes' as data size
+		unitsOut = _("GB");
 	}
 
 	if (floating >= 1024) { // woah
 		floating /= 1024.0;
-		unitsOut = "TB";
+		// I18N: Abbreviation for 'terabytes' as data size
+		unitsOut = _("TB");
 	}
 
 	// print one digit after floating point
diff --git a/common/util.h b/common/util.h
index cf6d2a71d38..2a788f61b46 100644
--- a/common/util.h
+++ b/common/util.h
@@ -327,7 +327,7 @@ bool isBlank(int c);
  *
  * @return String with a floating point number representing the given size.
  */
-Common::String getHumanReadableBytes(uint64 bytes, Common::String &unitsOut);
+Common::U32String getHumanReadableBytes(uint64 bytes, Common::String &unitsOut);
 
 /** @} */
 
diff --git a/po/POTFILES b/po/POTFILES
index 92d5e249b1e..29fde2ca97a 100644
--- a/po/POTFILES
+++ b/po/POTFILES
@@ -33,6 +33,7 @@ common/achievements.cpp
 common/error.cpp
 common/rendermode.cpp
 common/updates.cpp
+common/util.cpp
 
 dists/scummvm.appdata.xml.cpp