diff --git a/README.rst b/README.rst
index efc122a..897821d 100644
--- a/README.rst
+++ b/README.rst
@@ -31,6 +31,10 @@ AutoAPI finds and generates documentation by parsing source code.
 Language Support
 ----------------
 
+.. warning::
+
+    Support for all languages other than Python will be removed in the next major version!
+
 ==========  ======  ==========================================================
 Language    Status  Parser
 ==========  ======  ==========================================================
diff --git a/docs/changes/+e2fe0940.misc.rst b/docs/changes/+e2fe0940.misc.rst
index 6d2019b..fcc13a1 100644
--- a/docs/changes/+e2fe0940.misc.rst
+++ b/docs/changes/+e2fe0940.misc.rst
@@ -1,2 +1 @@
-
 Integrated towncrier into the release workflow.
diff --git a/docs/changes/248.removal.rst b/docs/changes/248.removal.rst
new file mode 100644
index 0000000..f89edde
--- /dev/null
+++ b/docs/changes/248.removal.rst
@@ -0,0 +1 @@
+Support for documenting languages other than Python is deprecated.
\ No newline at end of file
diff --git a/docs/reference/config.rst b/docs/reference/config.rst
index f8a5b47..5df123e 100644
--- a/docs/reference/config.rst
+++ b/docs/reference/config.rst
@@ -30,6 +30,10 @@ Configuration Options
    .NET        ``'dotnet'``
    ==========  ================
 
+   .. warning::
+
+      Support for all languages other than Python will be removed in the next major version!
+
 .. confval:: autoapi_template_dir
 
    Default: ``''``
diff --git a/docs/tutorials.rst b/docs/tutorials.rst
index 4738d57..2aa4901 100644
--- a/docs/tutorials.rst
+++ b/docs/tutorials.rst
@@ -20,6 +20,10 @@ Javascript   ``pip install sphinx-autoapi``
 .NET         ``pip install sphinx-autoapi[dotnet]``
 ==========   ======================================
 
+.. warning::
+
+    Support for all languages other than Python will be removed in the next major version!
+
 Depending on which language you are trying to document,
 each language has a different set of steps for finishing the setup of AutoAPI: