diff --git a/Makefile b/Makefile
index 5e1cff24..29451721 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 iso_languages = de es fr
-languages = ${iso_languages} hu it ja nb nl pl pt_PT zh_CN zh_TW
+languages = ${iso_languages} hu it ja nb nl pl pt zh_CN zh_TW
 
 .SECONDEXPANSION:
 
diff --git a/locale/pt_PT/LC_MESSAGES/gnucash-htdocs.mo b/locale/pt/LC_MESSAGES/gnucash-htdocs.mo
similarity index 100%
rename from locale/pt_PT/LC_MESSAGES/gnucash-htdocs.mo
rename to locale/pt/LC_MESSAGES/gnucash-htdocs.mo
diff --git a/po/pt_PT.po b/po/pt.po
similarity index 100%
rename from po/pt_PT.po
rename to po/pt.po