diff --git a/maven-script-interpreter.spec b/maven-script-interpreter.spec
index d7c04bc..cba94a5 100644
--- a/maven-script-interpreter.spec
+++ b/maven-script-interpreter.spec
@@ -32,6 +32,9 @@ BuildRequires:  fdupes
 BuildRequires:  javapackages-local
 BuildRequires:  slf4j
 BuildRequires:  unzip
+Requires:       mvn(commons-io:commons-io)
+Requires:       mvn(org.apache-extras.beanshell:bsh)
+Requires:       mvn(org.slf4j:slf4j-api)
 BuildArch:      noarch
 
 %description
@@ -68,7 +71,7 @@ build-jar-repository -s lib \
     slf4j/api \
     slf4j/simple
 
-%ant \
+%{ant} \
 	jar javadoc
 
 %install