diff --git a/lang/gpxsee_cs.ts b/lang/gpxsee_cs.ts
index 5b1107cd..636da988 100644
--- a/lang/gpxsee_cs.ts
+++ b/lang/gpxsee_cs.ts
@@ -616,12 +616,12 @@
     <message>
         <location filename="../src/GUI/gui.cpp" line="701"/>
         <source>GCS/PCS directory:</source>
-        <translation>Adresář s GCS/PCS soubory:</translation>
+        <translation>Adresář s GCS/PCS daty:</translation>
     </message>
     <message>
         <location filename="../src/GUI/gui.cpp" line="703"/>
         <source>DEM directory:</source>
-        <translation type="unfinished"></translation>
+        <translation>Adresář s DEM daty:</translation>
     </message>
     <message>
         <location filename="../src/GUI/gui.cpp" line="1033"/>
@@ -1279,17 +1279,17 @@
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="364"/>
         <source>GPS data</source>
-        <translation type="unfinished"></translation>
+        <translation>GPS data</translation>
     </message>
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="365"/>
         <source>DEM data</source>
-        <translation type="unfinished"></translation>
+        <translation>DEM data</translation>
     </message>
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="376"/>
         <source>Elevation</source>
-        <translation type="unfinished">Výška</translation>
+        <translation>Výška</translation>
     </message>
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="398"/>
@@ -1299,7 +1299,7 @@
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="399"/>
         <source>Sources</source>
-        <translation type="unfinished"></translation>
+        <translation>Zdroje</translation>
     </message>
     <message>
         <location filename="../src/GUI/optionsdialog.cpp" line="400"/>