diff --git a/rules/falco_rules.yaml b/rules/falco_rules.yaml
index 2975ce82..3c0cf030 100644
--- a/rules/falco_rules.yaml
+++ b/rules/falco_rules.yaml
@@ -443,7 +443,7 @@
        proc.pcmdline startswith "node /opt/yarn/bin/yarn.js"))
 
 - macro: makefile_perl
-  condition: (proc.pcmdline="perl Makefile.PL")
+  condition: (proc.pcmdline startswith "perl Makefile.PL")
 
 - macro: parent_node_running_npm
   condition: (proc.pcmdline startswith "node /usr/local/bin/npm" or