diff --git a/elements/30_hydraulic/31_control_valves/qet_directory b/elements/30_hydraulic/31_control_valves/qet_directory
index 7e3548270..fabde45fa 100644
--- a/elements/30_hydraulic/31_control_valves/qet_directory
+++ b/elements/30_hydraulic/31_control_valves/qet_directory
@@ -9,6 +9,6 @@
         <name lang="it">Valvole di controllo</name>
         <name lang="nl">Stuurkleppen 2 standen</name>
         <name lang="el">Βαλβίδες ελέγχου</name>
-        <name lang="da">Pilot ventiler</name>
+        <name lang="da">Styre ventiler</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/21_tanks/qet_directory b/elements/50_pneumatic/21_tanks/qet_directory
index 35f717726..133cfe4dc 100644
--- a/elements/50_pneumatic/21_tanks/qet_directory
+++ b/elements/50_pneumatic/21_tanks/qet_directory
@@ -9,5 +9,6 @@
         <name lang="it">Serbatoi</name>
         <name lang="nl">Tanks</name>
         <name lang="el">Δοχεία</name>
+        <name lang="da">Tanke</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/31_control_valves/qet_directory b/elements/50_pneumatic/31_control_valves/qet_directory
index 00f087d0e..fabde45fa 100644
--- a/elements/50_pneumatic/31_control_valves/qet_directory
+++ b/elements/50_pneumatic/31_control_valves/qet_directory
@@ -9,5 +9,6 @@
         <name lang="it">Valvole di controllo</name>
         <name lang="nl">Stuurkleppen 2 standen</name>
         <name lang="el">Βαλβίδες ελέγχου</name>
+        <name lang="da">Styre ventiler</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/45_valves/qet_directory b/elements/50_pneumatic/45_valves/qet_directory
index 443309ea0..690685800 100644
--- a/elements/50_pneumatic/45_valves/qet_directory
+++ b/elements/50_pneumatic/45_valves/qet_directory
@@ -8,5 +8,6 @@
         <name lang="it">Valvole</name>
         <name lang="el">Βαλβίδες</name>
         <name lang="nl">Kleppen</name>
+        <name lang="da">Ventiler</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/51_cylinders/qet_directory b/elements/50_pneumatic/51_cylinders/qet_directory
index bb8909413..1a5834c3d 100644
--- a/elements/50_pneumatic/51_cylinders/qet_directory
+++ b/elements/50_pneumatic/51_cylinders/qet_directory
@@ -9,5 +9,6 @@
         <name lang="it">Cilindri</name>
         <name lang="nl">Cilinders</name>
         <name lang="el">Έμβολα</name>
+        <name lang="da">Cylindre</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/61_drives/qet_directory b/elements/50_pneumatic/61_drives/qet_directory
index dd8ef2462..30bb1cd68 100644
--- a/elements/50_pneumatic/61_drives/qet_directory
+++ b/elements/50_pneumatic/61_drives/qet_directory
@@ -7,5 +7,6 @@
         <name lang="en">Drives</name>
         <name lang="nl">Aandrijvingen</name>
         <name lang="cs">Pohony</name>
+        <name lang="da">Drev</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/81_air_treatment/qet_directory b/elements/50_pneumatic/81_air_treatment/qet_directory
index 01d2c4967..988003af7 100644
--- a/elements/50_pneumatic/81_air_treatment/qet_directory
+++ b/elements/50_pneumatic/81_air_treatment/qet_directory
@@ -9,5 +9,6 @@
         <name lang="it">Trattamento aria</name>
         <name lang="nl">Luchtbehandeling</name>
         <name lang="el">Διαχείριση αέρα</name>
+        <name lang="da">Trykluft</name>
     </names>
 </qet-directory>
diff --git a/elements/50_pneumatic/95_lines&connections/qet_directory b/elements/50_pneumatic/95_lines&connections/qet_directory
index 5db6aadd4..7add3e9d3 100644
--- a/elements/50_pneumatic/95_lines&connections/qet_directory
+++ b/elements/50_pneumatic/95_lines&connections/qet_directory
@@ -9,5 +9,6 @@
         <name lang="it">Cavi e connettori</name>
         <name lang="nl">Verbindingen</name>
         <name lang="el">Σύνδεσμοι σωλήνων</name>
+        <name lang="da">Rør og fittings</name>
     </names>
 </qet-directory>