diff --git a/lib/CPUs/JCpu/asm/make b/lib/CPUs/JCpu/asm/make
index 896f5a2..d1eb4e7 100644
--- a/lib/CPUs/JCpu/asm/make
+++ b/lib/CPUs/JCpu/asm/make
@@ -26,7 +26,7 @@
 TARGET=$2
 DSTDIR=$1
 
-JASM_HOME=/tools
+JASM_HOME=$VHDL_HOME/tools/jcpu
 
 $JASM_HOME/jasm.rb $TARGET.jsm