diff --git a/src/gba/serialize.c b/src/gba/serialize.c
index a3eefe2f8..8d756bd7f 100644
--- a/src/gba/serialize.c
+++ b/src/gba/serialize.c
@@ -461,6 +461,7 @@ struct GBASerializedState* GBAExtractState(struct VFile* vf, struct GBAExtdata*
 		return _loadPNGState(vf, extdata);
 	}
 #endif
+	vf->seek(vf, 0, SEEK_SET);
 	if (vf->size(vf) < (ssize_t) sizeof(struct GBASerializedState)) {
 		return false;
 	}