diff --git a/.builds/archlinux.yml b/.builds/archlinux.yml
index bcc71fb..7f20084 100644
--- a/.builds/archlinux.yml
+++ b/.builds/archlinux.yml
@@ -23,7 +23,7 @@ tasks:
       ./configure -c ldc2
       bmake
   - install: |
-      sudo bmake -Cesv install
+      sudo bmake -C esv install
   - test: |
       # very basic test :)
       esv Matthew 5-7 >/dev/null
diff --git a/.builds/openbsd.yml b/.builds/openbsd.yml
index c06e7f2..8cbc719 100644
--- a/.builds/openbsd.yml
+++ b/.builds/openbsd.yml
@@ -11,7 +11,7 @@ tasks:
       ./configure
       make
   - install: |
-      doas make -Cesv install
+      doas make -C esv install
   - test: |
       # very basic test :)
       esv Matthew 5-7 >/dev/null