diff --git a/src/libsysprof-analyze/sysprof-document-private.h b/src/libsysprof-analyze/sysprof-document-private.h
index 1e8eee5f..01ab04c8 100644
--- a/src/libsysprof-analyze/sysprof-document-private.h
+++ b/src/libsysprof-analyze/sysprof-document-private.h
@@ -29,6 +29,6 @@ G_BEGIN_DECLS
 gboolean    _sysprof_document_is_native  (SysprofDocument *self);
 char       *_sysprof_document_ref_string (SysprofDocument *self,
                                           const char      *name);
-GtkBitset  *_sysprof_document_samples    (SysprofDocument *self);
+GtkBitset  *_sysprof_document_traceables (SysprofDocument *self);
 
 G_END_DECLS
diff --git a/src/libsysprof-analyze/sysprof-document-symbols.c b/src/libsysprof-analyze/sysprof-document-symbols.c
index e3ec9eac..c008990d 100644
--- a/src/libsysprof-analyze/sysprof-document-symbols.c
+++ b/src/libsysprof-analyze/sysprof-document-symbols.c
@@ -118,7 +118,7 @@ sysprof_document_symbols_worker (GTask        *task,
   g_assert (SYSPROF_IS_SYMBOLIZER (state->symbolizer));
   g_assert (SYSPROF_IS_DOCUMENT_SYMBOLS (state->symbols));
 
-  bitset = _sysprof_document_samples (state->document);
+  bitset = _sysprof_document_traceables (state->document);
   model = G_LIST_MODEL (state->document);
 
   if (gtk_bitset_iter_init_first (&iter, bitset, &i))
diff --git a/src/libsysprof-analyze/sysprof-document.c b/src/libsysprof-analyze/sysprof-document.c
index 3f767edb..94eee0af 100644
--- a/src/libsysprof-analyze/sysprof-document.c
+++ b/src/libsysprof-analyze/sysprof-document.c
@@ -37,7 +37,7 @@ struct _SysprofDocument
   GMappedFile              *mapped_file;
   const guint8             *base;
 
-  GtkBitset                *samples;
+  GtkBitset                *traceables;
 
   GMutex                    strings_mutex;
   GHashTable               *strings;
@@ -101,7 +101,7 @@ sysprof_document_finalize (GObject *object)
   g_clear_pointer (&self->mapped_file, g_mapped_file_unref);
   g_clear_pointer (&self->frames, g_array_unref);
   g_clear_pointer (&self->strings, g_hash_table_unref);
-  g_clear_pointer (&self->samples, gtk_bitset_unref);
+  g_clear_pointer (&self->traceables, gtk_bitset_unref);
 
   g_mutex_clear (&self->strings_mutex);
 
@@ -123,7 +123,7 @@ sysprof_document_init (SysprofDocument *self)
   self->frames = g_array_new (FALSE, FALSE, sizeof (SysprofDocumentFramePointer));
   self->strings = g_hash_table_new_full (g_str_hash, g_str_equal, NULL,
                                          (GDestroyNotify)g_ref_string_release);
-  self->samples = gtk_bitset_new_empty ();
+  self->traceables = gtk_bitset_new_empty ();
 }
 
 static gboolean
@@ -180,7 +180,7 @@ sysprof_document_load (SysprofDocument  *self,
       tainted = (const SysprofCaptureFrame *)(gpointer)&self->base[pos];
       if (tainted->type == SYSPROF_CAPTURE_FRAME_SAMPLE ||
           tainted->type == SYSPROF_CAPTURE_FRAME_ALLOCATION)
-        gtk_bitset_add (self->samples, self->frames->len);
+        gtk_bitset_add (self->traceables, self->frames->len);
 
       pos += frame_len;
 
@@ -504,9 +504,9 @@ sysprof_document_lookup_file_finish (SysprofDocument  *self,
 }
 
 GtkBitset *
-_sysprof_document_samples (SysprofDocument *self)
+_sysprof_document_traceables (SysprofDocument *self)
 {
   g_return_val_if_fail (SYSPROF_IS_DOCUMENT (self), NULL);
 
-  return self->samples;
+  return self->traceables;
 }