diff --git a/src/pack_utils.c b/src/pack_utils.c

index 2253f0d..2a83497 100644

--- a/src/pack_utils.c

+++ b/src/pack_utils.c

@@ -195,6 +195,11 @@ int WavpackSetConfiguration64 (WavpackContext *wpc, WavpackConfig *config, int64

     int num_chans = config->num_channels;

     int i;

+    if (!config->sample_rate) {

+        strcpy (wpc->error_message, "sample rate cannot be zero!");

+        return FALSE;

+    }

+

     wpc->stream_version = (config->flags & CONFIG_COMPATIBLE_WRITE) ? CUR_STREAM_VERS : MAX_STREAM_VERS;

     if ((config->qmode & QMODE_DSD_AUDIO) && config->bytes_per_sample == 1 && config->bits_per_sample == 8) {