diff --git a/app/src/main/res/values-pl/strings.xml b/app/src/main/res/values-pl/strings.xml
index 4ef273ab3..e3e607d44 100644
--- a/app/src/main/res/values-pl/strings.xml
+++ b/app/src/main/res/values-pl/strings.xml
@@ -986,4 +986,7 @@
     <string name="devicetype_tlw64">TLW64</string>
     <string name="activity_type_yoga">Joga</string>
     <string name="devicetype_miband5">Mi Band 5</string>
+    <string name="devicetype_sg2">Lemfo SG2</string>
+    <string name="activity_summary_yesterday">Wczoraj</string>
+    <string name="activity_summary_today">Dzisiaj</string>
 </resources>
\ No newline at end of file