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-rw-r--r--macros/luatex/latex/plantuml/plantuml.lua2
1 files changed, 1 insertions, 1 deletions
diff --git a/macros/luatex/latex/plantuml/plantuml.lua b/macros/luatex/latex/plantuml/plantuml.lua
index 2261c86332..7edb923d6b 100644
--- a/macros/luatex/latex/plantuml/plantuml.lua
+++ b/macros/luatex/latex/plantuml/plantuml.lua
@@ -22,7 +22,7 @@ function convertPlantUmlToTikz(jobname, mode)
end
texio.write("Executing PlantUML... ")
- local cmd = "java -jar " .. plantUmlJar .. " -charset UTF-8 -t"
+ local cmd = "java -Djava.awt.headless=true -jar " .. plantUmlJar .. " -charset UTF-8 -t"
if (mode == "latex") then
cmd = cmd .. "latex:nopreamble"
else