diff --git a/README.rst b/README.rst
index 83ea1e7..e142884 100644
--- a/README.rst
+++ b/README.rst
@@ -32,7 +32,7 @@ Engine.IO protocols.
 +------------------------------+-----------------------------+-----------------------------+-------------------------+
 | 1.x and 2.x                  | 3, 4                        | 3                           | 4.x                     |
 +------------------------------+-----------------------------+-----------------------------+-------------------------+
-| 3.x                          | 5                           | 4                           | 5.x                     |
+| 3.x and 4.x                  | 5                           | 4                           | 5.x                     |
 +------------------------------+-----------------------------+-----------------------------+-------------------------+
 
 Resources
diff --git a/docs/intro.rst b/docs/intro.rst
index d1514d2..6ee87d9 100644
--- a/docs/intro.rst
+++ b/docs/intro.rst
@@ -38,7 +38,7 @@ Engine.IO protocols.
 +------------------------------+-----------------------------+-----------------------------+-------------------------+-------------------------+
 | 1.x and 2.x                  | 3, 4                        | 3                           | 4.x                     | 3.x                     |
 +------------------------------+-----------------------------+-----------------------------+-------------------------+-------------------------+
-| 3.x                          | 5                           | 4                           | 5.x                     | 4.x                     |
+| 3.x and 4.x                  | 5                           | 4                           | 5.x                     | 4.x                     |
 +------------------------------+-----------------------------+-----------------------------+-------------------------+-------------------------+
 
 Client Examples