diff --git a/requirements-linux.txt b/requirements-linux.txt
index 49f457850..cbffb1635 100644
--- a/requirements-linux.txt
+++ b/requirements-linux.txt
@@ -32,3 +32,4 @@ pytest==6.1.2
 yapf
 websocket-client
 tqdm
+pyscreenshot
diff --git a/requirements-mac.txt b/requirements-mac.txt
index 18c7ed0a4..4830275aa 100644
--- a/requirements-mac.txt
+++ b/requirements-mac.txt
@@ -40,3 +40,4 @@ pytest==6.1.2
 yapf
 websocket-client
 tqdm
+pyscreenshot
diff --git a/requirements-win.txt b/requirements-win.txt
index eb9eed4cf..05f8672dd 100644
--- a/requirements-win.txt
+++ b/requirements-win.txt
@@ -48,3 +48,5 @@ pytest==6.1.2
 yapf
 websocket-client
 tqdm
+pyscreenshot
+psutil
diff --git a/requirements.txt b/requirements.txt
index 3a102b18d..0880ff705 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -32,3 +32,4 @@ pytest==6.1.2
 yapf
 websocket-client
 tqdm
+pyscreenshot