diff --git a/libavfilter/af_ladspa.c b/libavfilter/af_ladspa.c
index 0f895eb1bf..5532dacd73 100644
--- a/libavfilter/af_ladspa.c
+++ b/libavfilter/af_ladspa.c
@@ -546,7 +546,7 @@ static av_cold int init(AVFilterContext *ctx)
         LADSPA_Data val;
         int ret;
 
-        if (!(arg = av_strtok(p, "|", &saveptr)))
+        if (!(arg = av_strtok(p, " |", &saveptr)))
             break;
         p = NULL;