diff --git a/include/globalconstants.h b/include/globalconstants.h
index c939d49..55e899f 100644
--- a/include/globalconstants.h
+++ b/include/globalconstants.h
@@ -46,29 +46,29 @@ namespace GlobalConstants
 
     const std::vector<optionsStruct> LANGUAGES =
     {
-        { LANGUAGE_EN, "en", "English"   , "en|eng|english"        },
-        { LANGUAGE_DE, "de", "German"    , "de|deu|ger|german"     },
-        { LANGUAGE_FR, "fr", "French"    , "fr|fra|fre|french"     },
-        { LANGUAGE_PL, "pl", "Polish"    , "pl|pol|polish"         },
-        { LANGUAGE_RU, "ru", "Russian"   , "ru|rus|russian"        },
-        { LANGUAGE_CN, "cn", "Chinese"   , "cn|zh|zho|chi|chinese" },
-        { LANGUAGE_CZ, "cz", "Czech"     , "cz|cs|ces|cze|czech"   },
-        { LANGUAGE_ES, "es", "Spanish"   , "es|spa|spanish"        },
-        { LANGUAGE_HU, "hu", "Hungarian" , "hu|hun|hungarian"      },
-        { LANGUAGE_IT, "it", "Italian"   , "it|ita|italian"        },
-        { LANGUAGE_JP, "jp", "Japanese"  , "jp|ja|jpn|japanese"    },
-        { LANGUAGE_TR, "tr", "Turkish"   , "tr|tur|turkish"        },
-        { LANGUAGE_PT, "pt", "Portuguese", "pt|por|portuguese"     },
-        { LANGUAGE_KO, "ko", "Korean"    , "ko|kor|korean"         },
-        { LANGUAGE_NL, "nl", "Dutch"     , "nl|nld|dut|dutch"      },
-        { LANGUAGE_SV, "sv", "Swedish"   , "sv|swe|swedish"        },
-        { LANGUAGE_NO, "no", "Norwegian" , "no|nor|norwegian"      },
-        { LANGUAGE_DA, "da", "Danish"    , "da|dan|danish"         },
-        { LANGUAGE_FI, "fi", "Finnish"   , "fi|fin|finnish"        },
+        { LANGUAGE_EN, "en", "English",    "en|eng|english|en[_-]US"        },
+        { LANGUAGE_DE, "de", "German",     "de|deu|ger|german|de[_-]DE"     },
+        { LANGUAGE_FR, "fr", "French",     "fr|fra|fre|french|fr[_-]FR"     },
+        { LANGUAGE_PL, "pl", "Polish",     "pl|pol|polish|pl[_-]PL"         },
+        { LANGUAGE_RU, "ru", "Russian",    "ru|rus|russian|ru[_-]RU"        },
+        { LANGUAGE_CN, "cn", "Chinese",    "cn|zh|zho|chi|chinese|zh[_-]CN" },
+        { LANGUAGE_CZ, "cz", "Czech",      "cz|cs|ces|cze|czech|cs[_-]CZ"   },
+        { LANGUAGE_ES, "es", "Spanish",    "es|spa|spanish|es[_-]ES"        },
+        { LANGUAGE_HU, "hu", "Hungarian",  "hu|hun|hungarian|hu[_-]HU"      },
+        { LANGUAGE_IT, "it", "Italian",    "it|ita|italian|it[_-]IT"        },
+        { LANGUAGE_JP, "jp", "Japanese",   "jp|ja|jpn|japanese|ja[_-]JP"    },
+        { LANGUAGE_TR, "tr", "Turkish",    "tr|tur|turkish|tr[_-]TR"        },
+        { LANGUAGE_PT, "pt", "Portuguese", "pt|por|portuguese|pt[_-]PT"     },
+        { LANGUAGE_KO, "ko", "Korean",     "ko|kor|korean|ko[_-]KR"         },
+        { LANGUAGE_NL, "nl", "Dutch",      "nl|nld|dut|dutch|nl[_-]NL"      },
+        { LANGUAGE_SV, "sv", "Swedish",    "sv|swe|swedish|sv[_-]SE"        },
+        { LANGUAGE_NO, "no", "Norwegian",  "no|nor|norwegian|nb[_-]no|nn[_-]NO" },
+        { LANGUAGE_DA, "da", "Danish",     "da|dan|danish|da[_-]DK"         },
+        { LANGUAGE_FI, "fi", "Finnish",    "fi|fin|finnish|fi[_-]FI"        },
         { LANGUAGE_PT_BR, "br", "Brazilian Portuguese", "br|pt_br|pt-br|ptbr|brazilian_portuguese" },
-        { LANGUAGE_SK, "sk", "Slovak"    , "sk|slk|slo|slovak"     },
-        { LANGUAGE_BL, "bl", "Bulgarian" , "bl|bg|bul|bulgarian"   },
-        { LANGUAGE_UK, "uk", "Ukrainian" , "uk|ukr|ukrainian"      },
+        { LANGUAGE_SK, "sk", "Slovak",     "sk|slk|slo|slovak|sk[_-]SK"     },
+        { LANGUAGE_BL, "bl", "Bulgarian",  "bl|bg|bul|bulgarian|bg[_-]BG"   },
+        { LANGUAGE_UK, "uk", "Ukrainian",  "uk|ukr|ukrainian|uk[_-]UA"      },
         { LANGUAGE_ES_419, "es_mx", "Spanish (Latin American)", "es_mx|es-mx|esmx|es-419|spanish_latin_american" }
     };
 
diff --git a/src/downloader.cpp b/src/downloader.cpp
index dcc10e2..0ac1f59 100644
--- a/src/downloader.cpp
+++ b/src/downloader.cpp
@@ -3282,13 +3282,13 @@ void Downloader::galaxyInstallGame(const std::string& product_id, int build_inde
     else
         sPlatform = "windows";
 
-    std::string sLanguage = "en";
+    std::string sLanguageRegex = "en|eng|english|en[_-]US";
     unsigned int iLanguage = Globals::globalConfig.dlConf.iGalaxyLanguage;
     for (unsigned int i = 0; i < GlobalConstants::LANGUAGES.size(); ++i)
     {
         if (GlobalConstants::LANGUAGES[i].id == iLanguage)
         {
-            sLanguage = GlobalConstants::LANGUAGES[i].code;
+            sLanguageRegex = GlobalConstants::LANGUAGES[i].regexp;
             break;
         }
     }
@@ -3340,10 +3340,12 @@ void Downloader::galaxyInstallGame(const std::string& product_id, int build_inde
     {
         bool bSelectedLanguage = false;
         bool bSelectedArch = false;
+        boost::regex language_re("^(" + sLanguageRegex + ")$", boost::regex::perl | boost::regex::icase);
+        boost::match_results<std::string::const_iterator> what;
         for (unsigned int j = 0; j < json["depots"][i]["languages"].size(); ++j)
         {
             std::string language = json["depots"][i]["languages"][j].asString();
-            if (language == "*" || language == sLanguage)
+            if (language == "*" || boost::regex_search(language, what, language_re))
                 bSelectedLanguage = true;
         }