diff --git a/firmware/hackrf_usb/usb_api_sweep.c b/firmware/hackrf_usb/usb_api_sweep.c
index 1b4e40dc..88a065d1 100644
--- a/firmware/hackrf_usb/usb_api_sweep.c
+++ b/firmware/hackrf_usb/usb_api_sweep.c
@@ -33,7 +33,7 @@
 #define FREQ_GRANULARITY 1000000
 #define MIN_FREQ 1
 #define MAX_FREQ 6000
-#define MAX_FREQ_COUNT 500
+#define MAX_FREQ_COUNT 1000
 
 volatile bool start_sweep_mode = false;
 static uint64_t sweep_freq;
diff --git a/host/hackrf-tools/src/hackrf_sweep.c b/host/hackrf-tools/src/hackrf_sweep.c
index 014c2d18..dda62c1d 100644
--- a/host/hackrf-tools/src/hackrf_sweep.c
+++ b/host/hackrf-tools/src/hackrf_sweep.c
@@ -92,7 +92,7 @@ int gettimeofday(struct timeval *tv, void* ignored) {
 #define DEFAULT_BASEBAND_FILTER_BANDWIDTH (15000000) /* 5MHz default */
 
 #define FREQ_STEP (DEFAULT_SAMPLE_RATE_HZ / FREQ_ONE_MHZ)
-#define MAX_FREQ_COUNT 500
+#define MAX_FREQ_COUNT 1000
 
 #if defined _WIN32
 	#define sleep(a) Sleep( (a*1000) )