diff --git a/ChangeLog b/ChangeLog
index 11120d6..5dccefd 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+Version 2.1.3
+-------------
+    * Correctly exclude arcat when it's in a non-standard location with an in-repo interpreter
+
 Version 2.1.2
 -------------
     * Handle 'stub' modules that don't have a __spec__ (#328)
diff --git a/VERSION b/VERSION
index eca07e4..ac2cdeb 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.1.2
+2.1.3
diff --git a/build_defs/python.build_defs b/build_defs/python.build_defs
index 97af2a5..6cb2baa 100644
--- a/build_defs/python.build_defs
+++ b/build_defs/python.build_defs
@@ -54,7 +54,7 @@ def python_library(name:str, srcs:list=[], resources:list=[], deps:list=[], visi
                 cmd = ' && '.join([compile_cmd, cmd])
         if looks_like_build_label(interpreter) and ('|' in interpreter):
             before, _, _ = interpreter.partition('|')
-            cmd += f' --exclude_tools="$(location {before})"'
+            cmd += f' --exclude_tools="$TOOLS_ARCAT" --exclude_tools="$(location {before})"'
         # Pre-zip the files for later collection by python_binary.
         zip_rule = build_rule(
             name=name,