diff --git a/bin/kaleidoscope-builder b/bin/kaleidoscope-builder
index f1b332c1..0e04e6d2 100755
--- a/bin/kaleidoscope-builder
+++ b/bin/kaleidoscope-builder
@@ -495,7 +495,7 @@ size () {
         compile
     fi
 
-    echo "- Size: firmware/${LIBRARY}/${OUTPUT_FILE_PREFIX}.elf"
+    echo "- Size: ${ELF_FILE_PATH}"
     # shellcheck disable=SC2086
     firmware_size "${AVR_SIZE}" ${AVR_SIZE_FLAGS} "${ELF_FILE_PATH}"
     echo