diff --git a/src/tools/ddsperf/ddsperf.c b/src/tools/ddsperf/ddsperf.c
index 11ea1cf..2a252d8 100644
--- a/src/tools/ddsperf/ddsperf.c
+++ b/src/tools/ddsperf/ddsperf.c
@@ -1675,7 +1675,7 @@ struct multiplier {
 
 static const struct multiplier frequency_units[] = {
   { "Hz", 1 },
-  { "kHz", 1024 },
+  { "kHz", 1000 },
   { NULL, 0 }
 };