diff --git a/recipes/openfst/all/conanfile.py b/recipes/openfst/all/conanfile.py
index 2a53293876..ef0a6f1a55 100644
--- a/recipes/openfst/all/conanfile.py
+++ b/recipes/openfst/all/conanfile.py
@@ -40,7 +40,7 @@ class OpenFstConan(ConanFile):
         "enable_compress": False,
         "enable_const_fsts": False,
         "enable_far": False,
-        "enable_grm": False,
+        "enable_grm": True,
         "enable_linear_fsts": False,
         "enable_lookahead_fsts": False,
         "enable_mpdt": False,