diff --git a/ant-antlr.spec b/ant-antlr.spec
index 808bc66..0f3e5b8 100644
--- a/ant-antlr.spec
+++ b/ant-antlr.spec
@@ -68,6 +68,7 @@ BuildRequires:  xerces-j2
 BuildRequires:  xml-commons-apis
 %endif
 %if %{with bootstrap}
+Requires:       java-devel >= 1.5.0
 Requires:       javapackages-tools
 Requires:       jaxp_parser_impl
 Requires:       xml-commons-apis
diff --git a/ant-junit.spec b/ant-junit.spec
index c750654..49a63f2 100644
--- a/ant-junit.spec
+++ b/ant-junit.spec
@@ -68,6 +68,7 @@ BuildRequires:  xerces-j2
 BuildRequires:  xml-commons-apis
 %endif
 %if %{with bootstrap}
+Requires:       java-devel >= 1.5.0
 Requires:       javapackages-tools
 Requires:       jaxp_parser_impl
 Requires:       xml-commons-apis
diff --git a/ant.spec b/ant.spec
index 05d4f29..f7f006d 100644
--- a/ant.spec
+++ b/ant.spec
@@ -67,6 +67,7 @@ BuildRequires:  xerces-j2
 BuildRequires:  xml-commons-apis
 %endif
 %if %{with bootstrap}
+Requires:       java-devel >= 1.5.0
 Requires:       javapackages-tools
 Requires:       jaxp_parser_impl
 Requires:       xml-commons-apis