diff --git a/plot_ticks.py b/plot_ticks.py
index 919496dfddcab46d0149abbf948fc50c7d90e862..4d21bc6565fbf9dd85b4746042df8e0ccf4bc38c 100644
--- a/plot_ticks.py
+++ b/plot_ticks.py
@@ -156,5 +156,7 @@ def format_yticks(y, pos=None):
         return "{:.0f}K ".format(float(y) / 1000)
     elif 1000000 <= y < 1000000000:
         return "{:.0f}M ".format(float(y) / 1000000)
+    elif 1000 < int(y/1000000) < 2000:
+        return "{:.1f}G ".format(float(y) / 1000000000)
     else:
         return "{:.0f}G ".format(float(y) / 1000000000)