diff --git a/installer.sh b/installer.sh
index 263e028..13a2439 100644
--- a/installer.sh
+++ b/installer.sh
@@ -6,6 +6,8 @@ install() {
   BINARY_NAME="crib"
   VERSION="v0.0.1-alpha"
   RUBY_VERSION="3.4"
+  HAVE_34=0
+  HAVE_32=0
 
   if ldconfig -p | grep -q libruby.so.3.4; then
     HAVE_34=1