diff --git a/SPECS/qdox.spec b/SPECS/qdox.spec
index 089320a..375683c 100644
--- a/SPECS/qdox.spec
+++ b/SPECS/qdox.spec
@@ -23,6 +23,7 @@ BuildRequires:  mvn(org.codehaus.mojo:exec-maven-plugin)
 BuildRequires:  mvn(org.sonatype.oss:oss-parent:pom:)
 
 BuildRequires:  byaccj
+BuildRequires:  byaccj-bootstrap
 BuildRequires:  jflex
 
 %description