diff --git a/bin/kaleidoscope-builder b/bin/kaleidoscope-builder
index eca82d76..8f7aefe7 100755
--- a/bin/kaleidoscope-builder
+++ b/bin/kaleidoscope-builder
@@ -476,7 +476,6 @@ dump_arduino_prefs() {
 do_compile_with_cli() {
 	      #-build-cache "${CORE_CACHE_PATH}" \
 	      #$CCACHE_ENABLE \
-	      #${ARDUINO_AVR_GCC_PREFIX_PARAM} \
 
 
 	if [ $CCACHE_ENABLED ]; then 
diff --git a/etc/kaleidoscope-builder.conf b/etc/kaleidoscope-builder.conf
index 10a7cb18..c0f0c5b8 100644
--- a/etc/kaleidoscope-builder.conf
+++ b/etc/kaleidoscope-builder.conf
@@ -220,6 +220,3 @@ COMPILER_PREFIX="${COMPILER_PREFIX-avr-}"
 
 : "${BOARD_HARDWARE_PATH:=${ARDUINO_LOCAL_LIB_PATH}/hardware}"
 
-if [ ! -z "${AVR_GCC_PREFIX}" ]; then
-    ARDUINO_AVR_GCC_PREFIX_PARAM="-prefs \"runtime.tools.avr-gcc.path=${AVR_GCC_PREFIX}\""
-fi