diff --git a/src/add-ons/accelerants/common/decode_edid.c b/src/add-ons/accelerants/common/decode_edid.c
index fdf45ff214..08d89ccc7b 100644
--- a/src/add-ons/accelerants/common/decode_edid.c
+++ b/src/add-ons/accelerants/common/decode_edid.c
@@ -241,7 +241,7 @@ void
 edid_decode(edid1_info *edid, const edid1_raw *raw)
 {
 	int i;
-	memset(edid, 0, sizeof(edid));
+	memset(edid, 0, sizeof(edid1_info));
 
 	decode_vendor(&edid->vendor, &raw->vendor);
 	decode_version(&edid->version, &raw->version);