diff --git a/First_edition_2014/requirements.txt b/First_edition_2014/requirements.txt
index 7d93487..43293d6 100644
--- a/First_edition_2014/requirements.txt
+++ b/First_edition_2014/requirements.txt
@@ -8,6 +8,6 @@ ipython==0.13.2
 matplotlib==1.3.1
 nose==1.3.0
 numpy==1.8.2
-scapy==2.2.0
+scapy==2.4.1
 scikit-learn==0.14.1
 scipy==0.12.1
\ No newline at end of file
diff --git a/requirements.txt b/requirements.txt
index 7d93487..43293d6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -8,6 +8,6 @@ ipython==0.13.2
 matplotlib==1.3.1
 nose==1.3.0
 numpy==1.8.2
-scapy==2.2.0
+scapy==2.4.1
 scikit-learn==0.14.1
 scipy==0.12.1
\ No newline at end of file