diff --git a/installer/windows/translations.wxs b/installer/windows/translations.wxs
index 112b63f2..3787593b 100644
--- a/installer/windows/translations.wxs
+++ b/installer/windows/translations.wxs
@@ -93,11 +93,11 @@
                 <Component><File Source="$(var.QtPath)\translations\qtxmlpatterns_it.qm" /></Component>
                 
                 <!-- Japanese -->
-                <Component><File Source="$(var.QtPath)\translations\qt_jp.qm" /></Component>
-                <Component><File Source="$(var.QtPath)\translations\qtbase_jp.qm" /></Component>
-                <Component><File Source="$(var.QtPath)\translations\qtmultimedia_jp.qm" /></Component>
-                <Component><File Source="$(var.QtPath)\translations\qtscript_jp.qm" /></Component>
-                <Component><File Source="$(var.QtPath)\translations\qtxmlpatterns_jp.qm" /></Component>
+                <Component><File Source="$(var.QtPath)\translations\qt_ja.qm" /></Component>
+                <Component><File Source="$(var.QtPath)\translations\qtbase_ja.qm" /></Component>
+                <Component><File Source="$(var.QtPath)\translations\qtmultimedia_ja.qm" /></Component>
+                <Component><File Source="$(var.QtPath)\translations\qtscript_ja.qm" /></Component>
+                <Component><File Source="$(var.QtPath)\translations\qtxmlpatterns_ja.qm" /></Component>
 
                 <!-- Korean -->
                 <Component><File Source="$(var.QtPath)\translations\qt_ko.qm" /></Component>
@@ -212,11 +212,11 @@
             <ComponentRef Id="qtxmlpatterns_it.qm" />
 
             <!-- Japanese -->
-            <ComponentRef Id="qt_jp.qm" />
-            <ComponentRef Id="qtbase_jp.qm" />
-            <ComponentRef Id="qtmultimedia_jp.qm" />
-            <ComponentRef Id="qtscript_jp.qm" />
-            <ComponentRef Id="qtxmlpatterns_jp.qm" />
+            <ComponentRef Id="qt_ja.qm" />
+            <ComponentRef Id="qtbase_ja.qm" />
+            <ComponentRef Id="qtmultimedia_ja.qm" />
+            <ComponentRef Id="qtscript_ja.qm" />
+            <ComponentRef Id="qtxmlpatterns_ja.qm" />
 
             <!-- Korean -->
             <ComponentRef Id="qt_ko.qm" />