diff --git a/Formula/arm-none-eabi-gcc@8.rb b/Formula/arm-none-eabi-gcc@8.rb
index 15720f7..58a96a1 100644
--- a/Formula/arm-none-eabi-gcc@8.rb
+++ b/Formula/arm-none-eabi-gcc@8.rb
@@ -260,7 +260,7 @@ def install
 
     # info and man7 files conflict with native gcc
     rm_r(info)
-    rm_r(rmtree)
+    rm_r(man7)
   end
 
   test do