diff --git a/mujoco_py/builder.py b/mujoco_py/builder.py
index e63e3de2..5280b2c3 100644
--- a/mujoco_py/builder.py
+++ b/mujoco_py/builder.py
@@ -331,10 +331,10 @@ def _build_impl(self):
                     break
             if available_c_compiler is None:
                 raise RuntimeError(
-                    'Could not find GCC executable.\n\n'
-                    'HINT: On OS X, install GCC with '
-                    '`brew install gcc`. or '
-                    '`port install gcc`.')
+                    'Could not find supported GCC executable.\n\n'
+                    'HINT: On OS X, install GCC 9.x with '
+                    '`brew install gcc@9`. or '
+                    '`port install gcc9`.')
             os.environ['CC'] = available_c_compiler
 
             so_file_path = super()._build_impl()
diff --git a/mujoco_py/version.py b/mujoco_py/version.py
index 14bbbf9d..0328fb4d 100644
--- a/mujoco_py/version.py
+++ b/mujoco_py/version.py
@@ -1,6 +1,6 @@
 __all__ = ['__version__', 'get_version']
 
-version_info = (2, 0, 2, 13)
+version_info = (2, 1, 2, 14)
 # format:
 # ('mujoco_major', 'mujoco_minor', 'mujoco_py_major', 'mujoco_py_minor')