diff --git a/make/svg.mk b/make/svg.mk
index 71ad08d5..6eee03f4 100644
--- a/make/svg.mk
+++ b/make/svg.mk
@@ -48,7 +48,7 @@ clean.images:
 		$(INKSCAPE_EXPORT_PNG)=$@ copied-$(shell echo $* | sed 's/-[0-9]\+$$//').svg
 
 %.pdf: copied-%.svg
-	inkscape --export-pdf=$@ $<
+	inkscape --export-filename="$@" $<
 
 copied-%.svg: $(SVG)
 	@echo $^
diff --git a/make/tex.mk b/make/tex.mk
index d05d5485..4991cbf4 100644
--- a/make/tex.mk
+++ b/make/tex.mk
@@ -264,10 +264,10 @@ texsrc: $(GENERATED)
 	$(mangle_tmpl)
 
 $(FRONTLOGO_PDF): $(WWW_IMAGEDIR)/$(patsubst %.pdf,%.svg,$(FRONTLOGO_PDF))
-	inkscape -w 30mm --export-pdf=$@ $<
+	inkscape --export-filename="$@" $<
 
 %.pdf: %.svg
-	inkscape --export-pdf=$@ $<
+	inkscape --export-filename="$@" $<
 
 $(WWW_IMAGEDIR)/%.svg: %.svg
 	cp $< $@