diff --git a/src/engine/client/client.cpp b/src/engine/client/client.cpp
index eb037fb7d..45d0adca0 100644
--- a/src/engine/client/client.cpp
+++ b/src/engine/client/client.cpp
@@ -4906,22 +4906,8 @@ int CClient::UdpConnectivity(int NetType)
 #if defined(CONF_FAMILY_WINDOWS)
 void CClient::ShellRegister()
 {
-	char aBinaryPath[IO_MAX_PATH_LENGTH];
-	Storage()->GetBinaryPath(PLAT_CLIENT_EXEC, aBinaryPath, sizeof(aBinaryPath));
 	char aFullPath[IO_MAX_PATH_LENGTH];
-	if(fs_is_relative_path(aBinaryPath))
-	{
-		if(fs_getcwd(aFullPath, sizeof(aFullPath)))
-		{
-			str_append(aFullPath, "/", sizeof(aFullPath));
-			str_append(aFullPath, aBinaryPath, sizeof(aFullPath));
-		}
-		else
-			aFullPath[0] = '\0';
-	}
-	else
-		str_copy(aFullPath, aBinaryPath);
-
+	Storage()->GetBinaryPathAbsolute(PLAT_CLIENT_EXEC, aFullPath, sizeof(aFullPath));
 	if(!aFullPath[0])
 	{
 		dbg_msg("client", "Failed to register protocol and file extensions: could not determine absolute path");
diff --git a/src/engine/shared/storage.cpp b/src/engine/shared/storage.cpp
index 2a5e8a677..b64c4dded 100644
--- a/src/engine/shared/storage.cpp
+++ b/src/engine/shared/storage.cpp
@@ -677,6 +677,25 @@ public:
 		return pBuffer;
 	}
 
+	const char *GetBinaryPathAbsolute(const char *pFilename, char *pBuffer, unsigned BufferSize) override
+	{
+		char aBinaryPath[IO_MAX_PATH_LENGTH];
+		GetBinaryPath(PLAT_CLIENT_EXEC, aBinaryPath, sizeof(aBinaryPath));
+		if(fs_is_relative_path(aBinaryPath))
+		{
+			if(fs_getcwd(pBuffer, BufferSize))
+			{
+				str_append(pBuffer, "/", BufferSize);
+				str_append(pBuffer, aBinaryPath, BufferSize);
+			}
+			else
+				pBuffer[0] = '\0';
+		}
+		else
+			str_copy(pBuffer, aBinaryPath, BufferSize);
+		return pBuffer;
+	}
+
 	static IStorage *Create(int StorageType, int NumArgs, const char **ppArguments)
 	{
 		CStorage *pStorage = new CStorage();
diff --git a/src/engine/storage.h b/src/engine/storage.h
index e52e7b595..e3f69841f 100644
--- a/src/engine/storage.h
+++ b/src/engine/storage.h
@@ -57,6 +57,7 @@ public:
 	virtual bool RemoveBinaryFile(const char *pFilename) = 0;
 	virtual bool RenameBinaryFile(const char *pOldFilename, const char *pNewFilename) = 0;
 	virtual const char *GetBinaryPath(const char *pFilename, char *pBuffer, unsigned BufferSize) = 0;
+	virtual const char *GetBinaryPathAbsolute(const char *pFilename, char *pBuffer, unsigned BufferSize) = 0;
 
 	static void StripPathAndExtension(const char *pFilename, char *pBuffer, int BufferSize);
 	static const char *FormatTmpPath(char *aBuf, unsigned BufSize, const char *pPath);