diff --git a/src/slic3r/GUI/BackgroundSlicingProcess.cpp b/src/slic3r/GUI/BackgroundSlicingProcess.cpp
index 2a61e3ce7..79705e24f 100644
--- a/src/slic3r/GUI/BackgroundSlicingProcess.cpp
+++ b/src/slic3r/GUI/BackgroundSlicingProcess.cpp
@@ -82,14 +82,13 @@ void BackgroundSlicingProcess::process_fff()
 	    	std::string export_path = m_fff_print->print_statistics().finalize_output_path(m_export_path);
 		    if (copy_file(m_temp_output_path, export_path) != 0)
 	    		throw std::runtime_error("Copying of the temporary G-code to the output G-code failed");
-	    	m_print->set_status(95, L("Running post-processing scripts"));
+	    	m_print->set_status(95, _(L("Running post-processing scripts")).ToUTF8().data());
 	    	run_post_process_scripts(export_path, m_fff_print->config());
-            // #ys_FIXME_localization  
-	    	m_print->set_status(100, L("G-code file exported to ") + export_path);
+	    	m_print->set_status(100, (boost::format(_(L("G-code file exported to %1%")).ToUTF8().data()) % export_path).str());
 	    } else if (! m_upload_job.empty()) {
 			prepare_upload();
 	    } else {
-	    	m_print->set_status(100, L("Slicing complete"));
+			m_print->set_status(100, _(L("Slicing complete")).ToUTF8().data());
 	    }
 		this->set_step_done(bspsGCodeFinalize);
 	}
@@ -104,11 +103,11 @@ void BackgroundSlicingProcess::process_sla()
         	const std::string export_path = m_sla_print->print_statistics().finalize_output_path(m_export_path);
             m_sla_print->export_raster(export_path);
             // #ys_FIXME_localization  
-            m_print->set_status(100, L("Masked SLA file exported to ") + export_path);
+            m_print->set_status(100, (boost::format(_(L("Masked SLA file exported to %1%")).ToUTF8().data()) % export_path).str());
         } else if (! m_upload_job.empty()) {
             prepare_upload();
         } else {
-            m_print->set_status(100, L("Slicing complete"));
+			m_print->set_status(100, _(L("Slicing complete")).ToUTF8().data());
         }
         this->set_step_done(bspsGCodeFinalize);
     }
@@ -397,9 +396,9 @@ void BackgroundSlicingProcess::prepare_upload()
 		/ boost::filesystem::unique_path("." SLIC3R_APP_KEY ".upload.%%%%-%%%%-%%%%-%%%%");
 
 	if (m_print == m_fff_print) {
-		m_print->set_status(95, L("Running post-processing scripts"));
+		m_print->set_status(95, _(L("Running post-processing scripts")).ToUTF8().data());
 		if (copy_file(m_temp_output_path, source_path.string()) != 0) {
-			throw std::runtime_error("Copying of the temporary G-code to the output G-code failed");
+			throw std::runtime_error(_(L("Copying of the temporary G-code to the output G-code failed")));
 		}
 		run_post_process_scripts(source_path.string(), m_fff_print->config());
 		m_upload_job.upload_data.upload_path = m_fff_print->print_statistics().finalize_output_path(m_upload_job.upload_data.upload_path.string());
@@ -409,7 +408,7 @@ void BackgroundSlicingProcess::prepare_upload()
 	}
 
     // #ys_FIXME_localization  
-	m_print->set_status(100, (boost::format(L("Scheduling upload to `%1%`. See Window -> Print Host Upload Queue")) % m_upload_job.printhost->get_host()).str());
+	m_print->set_status(100, (boost::format(_(L("Scheduling upload to `%1%`. See Window -> Print Host Upload Queue")).ToUTF8().data()) % m_upload_job.printhost->get_host()).str());
 
 	m_upload_job.upload_data.source_path = std::move(source_path);