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-rw-r--r--tex/context/base/mkiv/back-pdf.mkiv8
1 files changed, 7 insertions, 1 deletions
diff --git a/tex/context/base/mkiv/back-pdf.mkiv b/tex/context/base/mkiv/back-pdf.mkiv
index 6c663bf0f..a9a74cae4 100644
--- a/tex/context/base/mkiv/back-pdf.mkiv
+++ b/tex/context/base/mkiv/back-pdf.mkiv
@@ -33,7 +33,13 @@
\registerctxluafile{lpdf-tag}{}
\registerctxluafile{lpdf-fmt}{}
\registerctxluafile{lpdf-pde}{}
-\registerctxluafile{lpdf-img}{optimize}
+
+\doifelsefileexists {lpdf-emb.lua} {
+ \registerctxluafile{lpdf-img}{optimize}
+} {
+ % nothing
+}
+
\registerctxluafile{lpdf-epa}{}
\doifelsefileexists {lpdf-emb.lua} {