diff --git a/src/libsysprof/sysprof-linux-instrument.c b/src/libsysprof/sysprof-linux-instrument.c
index 9aec499b..4e756542 100644
--- a/src/libsysprof/sysprof-linux-instrument.c
+++ b/src/libsysprof/sysprof-linux-instrument.c
@@ -388,7 +388,6 @@ sysprof_linux_instrument_process_started (SysprofInstrument *instrument,
 static void
 sysprof_linux_instrument_class_init (SysprofLinuxInstrumentClass *klass)
 {
-  GObjectClass *object_class = G_OBJECT_CLASS (klass);
   SysprofInstrumentClass *instrument_class = SYSPROF_INSTRUMENT_CLASS (klass);
 
   instrument_class->list_required_policy = sysprof_linux_instrument_list_required_policy;