diff --git a/anda/tools/graalvm/graalvm.spec b/anda/tools/graalvm/graalvm.spec
index 3d25bd86b1..a253a48810 100644
--- a/anda/tools/graalvm/graalvm.spec
+++ b/anda/tools/graalvm/graalvm.spec
@@ -39,10 +39,11 @@ PATH="$PATH:$PWD/mx-%mxver"
 %dnl JAVA_HOME=$PWD/openjdk1.8.0_302-jvmci-%jvmci-fastdebug
 cd graal/vm
 # we can only access macro buildroot in install section
-JAVA_HOME=%buildroot/usr/lib/jvm$(alternatives --list | grep jre_1.8.0_openjdk | sed -E 's@.+?/@/@g') mx --env ce build &
-JAVA_HOME=%buildroot/usr/lib/jvm$(alternatives --list | grep jre_11_openjdk | sed -E 's@.+?/@/@g') mx --env ce build &
-JAVA_HOME=%buildroot/usr/lib/jvm$(alternatives --list | grep jre_17_openjdk | sed -E 's@.+?/@/@g') mx --env ce build &
-JAVA_HOME=%buildroot/usr/lib/jvm$(alternatives --list | grep jre_20_openjdk | sed -E 's@.+?/@/@g') mx --env ce build &
+%define javahome() JAVA_HOME=%buildroot/usr/lib/jvm$(alternatives --list | grep jre_%1 | sed -E 's@.+?/@/@g' | grep -)
+%{javahome 1.8.0} mx --env ce build &
+%{javahome 11} mx --env ce build &
+%{javahome 17} mx --env ce build &
+%{javahome 20} mx --env ce build &
 
 wait