diff --git a/client/requirements.txt b/client/requirements.txt
index 4f557161..2c188fb6 100644
--- a/client/requirements.txt
+++ b/client/requirements.txt
@@ -1,5 +1,5 @@
 rpyc
-pycrypto
+pycryptodome
 psutil
 pyaml
 rsa
diff --git a/client/sources-linux/buildenv.sh b/client/sources-linux/buildenv.sh
index 7fc9304b..ab692488 100755
--- a/client/sources-linux/buildenv.sh
+++ b/client/sources-linux/buildenv.sh
@@ -252,7 +252,7 @@ __EOF__
 
 python -OO -m pip install six packaging appdirs
 python -OO -m pip install \
-       rpyc pycrypto pyaml rsa netaddr tinyec pyyaml ecdsa \
+       rpyc pycryptodome pyaml rsa netaddr tinyec pyyaml ecdsa \
        paramiko pylzma pydbus python-ptrace psutil scandir \
        scapy impacket colorama pyOpenSSL \
        --upgrade --no-binary :all:
@@ -477,7 +477,7 @@ make install
 
 python -OO -m pip install six packaging appdirs
 python -OO -m pip install \
-       rpyc pycrypto pyaml rsa netaddr tinyec pyyaml ecdsa \
+       rpyc pycryptodome pyaml rsa netaddr tinyec pyyaml ecdsa \
        paramiko pylzma pydbus python-ptrace psutil scandir \
        scapy impacket colorama pyOpenSSL \
        --upgrade --no-binary :all:
diff --git a/client/sources/buildenv.sh b/client/sources/buildenv.sh
index f7e6d08c..cff062cc 100755
--- a/client/sources/buildenv.sh
+++ b/client/sources/buildenv.sh
@@ -16,7 +16,7 @@ PYTHONVC="https://download.microsoft.com/download/7/9/6/796EF2E4-801B-4FC4-AB28-
 # PYWIN32="http://downloads.sourceforge.net/project/pywin32/pywin32/Build%20220/pywin32-220.win32-py2.7.exe"
 # PYWIN64="http://downloads.sourceforge.net/project/pywin32/pywin32/Build%20220/pywin32-220.win-amd64-py2.7.exe"
 
-PACKAGES="rpyc pyaml rsa pefile rsa netaddr win_inet_pton netaddr tinyec pycrypto cryptography pypiwin32"
+PACKAGES="rpyc pyaml rsa pefile rsa netaddr win_inet_pton netaddr tinyec pycryptodome cryptography pypiwin32"
 PACKAGES="$PACKAGES mss pyaudio scapy impacket pyOpenSSL colorama pyuv"
 
 BUILDENV=${1:-`pwd`/buildenv}
diff --git a/pupy/requirements.txt b/pupy/requirements.txt
index 51f7efac..abf95d4f 100644
--- a/pupy/requirements.txt
+++ b/pupy/requirements.txt
@@ -1,5 +1,5 @@
 rpyc
-pycrypto
+pycryptodome
 pefile 
 pyyaml
 rsa