diff --git a/lib/libsql.rb b/lib/libsql.rb
index 1dfb681..0f6f31e 100644
--- a/lib/libsql.rb
+++ b/lib/libsql.rb
@@ -164,7 +164,7 @@ class Slice < FFI::Struct # :nodoc:
            len: :size_t
 
     def to_blob
-      b = Blob.new self[:ptr].read_string self[:len]
+      b = Libsql::Blob.new self[:ptr].read_string self[:len]
       deinit
       b
     end