diff --git a/mecab-java.spec b/mecab-java.spec
index 97376cf..bfedc9a 100644
--- a/mecab-java.spec
+++ b/mecab-java.spec
@@ -15,8 +15,11 @@ URL:		http://mecab.sourceforge.net/
 Source0:	http://mecab.googlecode.com/files/%{name}-%{mainver}%{?betaver}.tar.gz
 
 # This is not release number specific
+BuildRequires:	gcc-c++
 BuildRequires:	mecab-devel = %{version}
 BuildRequires:	java-devel
+# java related macros
+BuildRequires:	javapackages-tools
 # %%check
 BuildRequires:	mecab-jumandic