diff --git a/docs/plotting.md b/docs/plotting.md
index 2e7c375ee..bbbe0fe16 100644
--- a/docs/plotting.md
+++ b/docs/plotting.md
@@ -73,5 +73,5 @@ The `-p` pair argument, can be used to plot a single pair
 
 Example
 ```
-python python scripts/plot_profit.py --datadir ../freqtrade/freqtrade/tests/testdata-20171221/ -p BTC_LTC
+python3.6 scripts/plot_profit.py --datadir ../freqtrade/freqtrade/tests/testdata-20171221/ -p BTC_LTC
 ```