diff --git a/tools/quartus/run_regtest_synth b/tools/quartus/run_regtest_synth
index da5b1d9ee45d0bba1f2072249aef7c924630ceae..b0bfbf3096157994d9e008137821e89abcc29c82 100755
--- a/tools/quartus/run_regtest_synth
+++ b/tools/quartus/run_regtest_synth
@@ -96,7 +96,7 @@ unb_exec $0 run_rbf   unb1 apertif_unb1_bn_filterbank
 ###############################################################################
 # Check if all RBF files have been generated
 NOF_RBF_REQ=1
-FOUND_RBF=$(find ${SRADIOHDL}/build/ -name *.rbf | grep "\-r")
+FOUND_RBF=$(find ${RADIOHDL}/build/ -name *.rbf | grep "\-r")
 NOF_RBF=$(echo ${FOUND_RBF} | grep -c "rbf")
 RESULT=FAILED
 if (( NOF_RBF = NOF_RBF_REQ )); then