diff --git a/meson.build b/meson.build
index 6fe45ac9c..87d65edb2 100644
--- a/meson.build
+++ b/meson.build
@@ -98,7 +98,7 @@ common_flags = [
 
 cc_flags = common_flags + [
   '-D_GNU_SOURCE',
-  #  '-DFASTPATH',
+  '-DFASTPATH',
 # '-DSPA_DEBUG_MEMCPY',
   '-Werror=implicit-function-declaration',
   '-Werror=int-conversion',