diff --git a/src/accessor/grib_accessor_class_bufr_data_array.cc b/src/accessor/grib_accessor_class_bufr_data_array.cc
index b0b0dc50a..dcc41c41c 100644
--- a/src/accessor/grib_accessor_class_bufr_data_array.cc
+++ b/src/accessor/grib_accessor_class_bufr_data_array.cc
@@ -835,8 +835,7 @@ static int encode_double_value(grib_context* c, grib_buffer* buff, long* pos, bu
     return err;
 }
 
-static int encode_string_value(grib_context* c, grib_buffer* buff, long* pos, bufr_descriptor* bd,
-                               grib_accessor_bufr_data_array_t* self, char* sval)
+static int encode_string_value(grib_context* c, grib_buffer* buff, long* pos, bufr_descriptor* bd, char* sval)
 {
     int err = 0;
     int len;
@@ -845,7 +844,7 @@ static int encode_string_value(grib_context* c, grib_buffer* buff, long* pos, bu
     grib_buffer_set_ulength_bits(c, buff, buff->ulength_bits + bd->width);
     err = grib_encode_string(buff->data, pos, len, sval);
     if (err) {
-        grib_context_log(c, GRIB_LOG_ERROR, "encode_string_value: %s. Failed to encode '%s'", bd->shortName, sval);
+        grib_context_log(c, GRIB_LOG_ERROR, "%s: %s. Failed to encode '%s'", __func__, bd->shortName, sval);
     }
 
     return err;
@@ -1151,7 +1150,7 @@ static int encode_new_element(grib_context* c, grib_accessor_bufr_data_array_t*
             grib_sarray_delete(c, stringValues);
         }
         else {
-            err = encode_string_value(c, buff, pos, bd, self, csval);
+            err = encode_string_value(c, buff, pos, bd, csval);
             grib_context_free(c, csval);
         }
     }
@@ -1273,7 +1272,7 @@ static int encode_element(grib_context* c, grib_accessor_bufr_data_array_t* self
                 grib_context_log(c, GRIB_LOG_ERROR, "encode_element '%s': Invalid index %d", bd->shortName, idx);
                 return GRIB_INVALID_ARGUMENT;
             }
-            err = encode_string_value(c, buff, pos, bd, self, self->stringValues->v[idx]->v[0]);
+            err = encode_string_value(c, buff, pos, bd, self->stringValues->v[idx]->v[0]);
         }
     }
     else {