diff --git a/lib/misc_utils/controlled_fractional_resampler_cc_impl.h b/lib/misc_utils/controlled_fractional_resampler_cc_impl.h
index 24e00ed..1ca8082 100644
--- a/lib/misc_utils/controlled_fractional_resampler_cc_impl.h
+++ b/lib/misc_utils/controlled_fractional_resampler_cc_impl.h
@@ -64,7 +64,7 @@
       void set_resamp_ratio(float resamp_ratio);
     };
 
-  } // namespace grgsm
+  } // namespace gsm
 } // namespace gr
 
 #endif /* INCLUDED_GRGSM_CONTROLLED_FRACTIONAL_RESAMPLER_CC_IMPL_H */