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-rw-r--r--module/output/ical.scm2
1 files changed, 1 insertions, 1 deletions
diff --git a/module/output/ical.scm b/module/output/ical.scm
index e9636fdc..69ba30ce 100644
--- a/module/output/ical.scm
+++ b/module/output/ical.scm
@@ -125,7 +125,7 @@
[(? (compose internal-field? car)) ""]
[(key values ...)
(string-append
- ";" (symbol->string key)
+ ";" (symbol->string key) "="
(string-join (map (compose escape-chars ->string) values)
"," 'infix))])
(parameters vline)))