diff --git a/gcc.yml b/gcc.yml
index e19551f..7d3a6a3 100644
--- a/gcc.yml
+++ b/gcc.yml
@@ -23,6 +23,7 @@ compiler:
 linker:
   path: gcc
   options:
+    - -lm
   includes:
     prefix: '-I'
   object_files: