diff --git a/include/osmocom/sdr/cfile.h b/include/osmocom/sdr/cfile.h
index 58c65c5..ee2e722 100644
--- a/include/osmocom/sdr/cfile.h
+++ b/include/osmocom/sdr/cfile.h
@@ -45,6 +45,6 @@ struct cfile {
 struct cfile *cfile_load(const char *filename);
 void cfile_release(struct cfile *cf);
 
-/*! }@ */
+/*! @} */
 
 #endif /* __OSMO_SDR_CFILE_H__ */
diff --git a/include/osmocom/sdr/cxvec.h b/include/osmocom/sdr/cxvec.h
index 284d161..48f60e1 100644
--- a/include/osmocom/sdr/cxvec.h
+++ b/include/osmocom/sdr/cxvec.h
@@ -62,6 +62,6 @@ osmo_cxvec_free(struct osmo_cxvec *cv);
 void
 osmo_cxvec_dbg_dump(struct osmo_cxvec *cv, const char *fname);
 
-/*! }@ */
+/*! @} */
 
 #endif /* __OSMO_SDR_CXVEC_H__ */
diff --git a/include/osmocom/sdr/cxvec_math.h b/include/osmocom/sdr/cxvec_math.h
index adf3657..94202f1 100644
--- a/include/osmocom/sdr/cxvec_math.h
+++ b/include/osmocom/sdr/cxvec_math.h
@@ -118,6 +118,6 @@ struct osmo_cxvec *
 osmo_cxvec_sig_normalize(struct osmo_cxvec *sig, int decim, float freq_shift,
                          struct osmo_cxvec *out);
 
-/*! }@ */
+/*! @} */
 
 #endif /* __OSMO_SDR_CXVEC_MATH_H__ */
diff --git a/src/cfile.c b/src/cfile.c
index c94ebf1..253d70f 100644
--- a/src/cfile.c
+++ b/src/cfile.c
@@ -110,4 +110,4 @@ cfile_release(struct cfile *cf)
 	free(cf);
 }
 
-/*! }@ */
+/*! @} */
diff --git a/src/cxvec.c b/src/cxvec.c
index c049b34..39bd94c 100644
--- a/src/cxvec.c
+++ b/src/cxvec.c
@@ -128,4 +128,4 @@ osmo_cxvec_dbg_dump(struct osmo_cxvec *cv, const char *fname)
 	fclose(f);
 }
 
-/*! }@ */
+/*! @} */
diff --git a/src/cxvec_math.c b/src/cxvec_math.c
index 4146ae7..2b94939 100644
--- a/src/cxvec_math.c
+++ b/src/cxvec_math.c
@@ -529,4 +529,4 @@ osmo_cxvec_sig_normalize(struct osmo_cxvec *sig, int decim, float freq_shift,
 	return out;
 }
 
-/*! }@ */
+/*! @} */