diff --git a/lib/campaign/CampaignHandler.cpp b/lib/campaign/CampaignHandler.cpp
index 4972d0468..53738c985 100644
--- a/lib/campaign/CampaignHandler.cpp
+++ b/lib/campaign/CampaignHandler.cpp
@@ -112,19 +112,6 @@ std::shared_ptr<CampaignState> CampaignHandler::getCampaign( const std::string &
 	return ret;
 }
 
-static std::string convertMapName(std::string input)
-{
-	boost::algorithm::to_lower(input);
-	boost::algorithm::trim(input);
-
-	size_t slashPos = input.find_last_of("/");
-
-	if (slashPos != std::string::npos)
-		return input.substr(slashPos + 1);
-
-	return input;
-}
-
 std::string CampaignHandler::readLocalizedString(CampaignHeader & target, CBinaryReader & reader, const std::string & filename, const std::string & modName, const std::string & encoding, const std::string & identifier)
 {
 	const std::string & input = TextOperations::toUnicode(reader.readBaseString(), encoding);
@@ -134,7 +121,7 @@ std::string CampaignHandler::readLocalizedString(CampaignHeader & target, CBinar
 
 std::string CampaignHandler::readLocalizedString(CampaignHeader & target, const std::string & text, const std::string & filename, const std::string & modName, const std::string & identifier)
 {
-	TextIdentifier stringID( "campaign", convertMapName(filename), identifier);
+	TextIdentifier stringID( "campaign", TextOperations::convertMapName(filename), identifier);
 
 	if (text.empty())
 		return "";
diff --git a/lib/mapping/MapFormatH3M.cpp b/lib/mapping/MapFormatH3M.cpp
index 8afa96e57..a8c0e60f6 100644
--- a/lib/mapping/MapFormatH3M.cpp
+++ b/lib/mapping/MapFormatH3M.cpp
@@ -46,25 +46,11 @@
 
 VCMI_LIB_NAMESPACE_BEGIN
 
-static std::string convertMapName(std::string input)
-{
-	boost::algorithm::to_lower(input);
-	boost::algorithm::trim(input);
-	boost::algorithm::erase_all(input, ".");
-
-	size_t slashPos = input.find_last_of('/');
-
-	if(slashPos != std::string::npos)
-		return input.substr(slashPos + 1);
-
-	return input;
-}
-
 CMapLoaderH3M::CMapLoaderH3M(const std::string & mapName, const std::string & modName, const std::string & encodingName, CInputStream * stream)
 	: map(nullptr)
 	, reader(new MapReaderH3M(stream))
 	, inputStream(stream)
-	, mapName(convertMapName(mapName))
+	, mapName(TextOperations::convertMapName(mapName))
 	, modName(modName)
 	, fileEncoding(encodingName)
 {
diff --git a/lib/texts/TextOperations.cpp b/lib/texts/TextOperations.cpp
index 0346dfe65..3a83e42ec 100644
--- a/lib/texts/TextOperations.cpp
+++ b/lib/texts/TextOperations.cpp
@@ -423,4 +423,18 @@ boost::filesystem::path TextOperations::Utf8TofilesystemPath(const std::string&
 #endif
 }
 
+std::string TextOperations::convertMapName(std::string input)
+{
+	boost::algorithm::to_lower(input);
+	boost::algorithm::trim(input);
+	boost::algorithm::erase_all(input, ".");
+
+	size_t slashPos = input.find_last_of('/');
+
+	if(slashPos != std::string::npos)
+		return input.substr(slashPos + 1);
+
+	return input;
+}
+
 VCMI_LIB_NAMESPACE_END
diff --git a/lib/texts/TextOperations.h b/lib/texts/TextOperations.h
index 63933ae56..bae9c5873 100644
--- a/lib/texts/TextOperations.h
+++ b/lib/texts/TextOperations.h
@@ -91,6 +91,9 @@ namespace TextOperations
 
 	// Used for handling paths with non-ASCII characters.
 	DLL_LINKAGE boost::filesystem::path Utf8TofilesystemPath(const std::string& path);
+
+	/// Strip out unwanted characters from map name
+	DLL_LINKAGE std::string convertMapName(std::string input);
 };
 
 template<typename Arithmetic>