diff --git a/init.lua b/init.lua
index 8ec951c..1e19ca3 100644
--- a/init.lua
+++ b/init.lua
@@ -371,6 +371,12 @@ schemedit.add_form("main", {
 
 		-- Import schematic
 		if fields.import and meta.schem_name and meta.schem_name ~= "" then
+			if not minetest.get_player_privs(name).debug then
+				minetest.chat_send_player(name, minetest.colorize("red",
+						S("Insufficient privileges! You need the “debug” privilege to do this.")))
+				return
+			end
+
 			if not minetest.read_schematic then
 				return
 			end
diff --git a/locale/schemedit.de.tr b/locale/schemedit.de.tr
index 6cde7b9..53afc4b 100644
--- a/locale/schemedit.de.tr
+++ b/locale/schemedit.de.tr
@@ -63,3 +63,4 @@ Main=Grundeinstellungen
 X size:=X-Größe:
 Y size:=Y-Größe:
 Z size:=Z-Größe:
+Insufficient privileges! You need the “debug” privilege to do this.=Unzureichende Privilegien! Sie benötigen das „debug“-Privileg, um dies tun zu können.
diff --git a/locale/template.txt b/locale/template.txt
index a236167..552da6a 100644
--- a/locale/template.txt
+++ b/locale/template.txt
@@ -62,3 +62,4 @@ Main=
 X size:=
 Y size:=
 Z size:=
+Insufficient privileges! You need the “debug” privilege to do this.=