diff --git a/codebasin/config.py b/codebasin/config.py
index f7aca83..c949ed8 100644
--- a/codebasin/config.py
+++ b/codebasin/config.py
@@ -198,6 +198,10 @@ def _load_compilers():
                 log.error(str(e))
                 return
 
+        # Ignore empty configuration files.
+        if "compiler" not in toml:
+            return
+
         for name, definition in toml["compiler"].items():
             # Check if the user is defining a new compiler.
             if name not in _compilers:
diff --git a/tests/compilers/test_compilers.py b/tests/compilers/test_compilers.py
index 0d05cb9..a0694e4 100644
--- a/tests/compilers/test_compilers.py
+++ b/tests/compilers/test_compilers.py
@@ -422,6 +422,16 @@ def test_unrecognized(self):
 
         tmp.cleanup()
 
+    def test_empty_config(self):
+        """Check that we ignore empty configuration files."""
+        tmp = tempfile.TemporaryDirectory()
+        path = Path(tmp.name)
+        os.chdir(tmp.name)
+        os.mkdir(".cbi")
+        open(path / ".cbi" / "config", mode="w").close()
+        config._load_compilers()
+        tmp.cleanup()
+
 
 if __name__ == "__main__":
     unittest.main()