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-rw-r--r--drivers/calypsomodem/voicecall.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/calypsomodem/voicecall.c b/drivers/calypsomodem/voicecall.c
index 756d6fee..6ff7de7a 100644
--- a/drivers/calypsomodem/voicecall.c
+++ b/drivers/calypsomodem/voicecall.c
@@ -159,7 +159,7 @@ static void calypso_release_specific(struct ofono_voicecall *vc, int id,
/* On calypso, 1X only releases active calls, while 7X releases
* active or held calls
*/
- sprintf(buf, "AT%CHLD=7%d", id);
+ sprintf(buf, "AT%%CHLD=7%d", id);
calypso_template(vc, buf, cb, data);
}