diff --git a/src/FileUtils.cpp b/src/FileUtils.cpp
index 03f033c..302c759 100644
--- a/src/FileUtils.cpp
+++ b/src/FileUtils.cpp
@@ -111,7 +111,7 @@ int FileUtils::fileMode(const char* path) throw (IOException)
 	{
 		throw IOException("Error reading file permissions for " + std::string(path));
 	}
-	return fileInfo.st_mode;
+	return *reinterpret_cast<int*>(&fileInfo.st_mode);
 #else
 	// not implemented for Windows
 	return 0;
diff --git a/src/UpdateDialogGtkFactory.cpp b/src/UpdateDialogGtkFactory.cpp
index c62e129..aade193 100644
--- a/src/UpdateDialogGtkFactory.cpp
+++ b/src/UpdateDialogGtkFactory.cpp
@@ -35,8 +35,12 @@ UpdateDialogGtk* (*update_dialog_gtk_new)() = 0;
 
 bool extractFileFromBinary(int fd, const void* buffer, size_t length)
 {
-	size_t count = write(fd,buffer,length);
-	return count >= length;
+	ssize_t count = write(fd,buffer,length);
+	if(count < 0)
+	{
+		return false;
+	}
+	return static_cast<size_t>(count) >= length;
 }
 
 UpdateDialog* UpdateDialogGtkFactory::createDialog()