diff --git a/source/modules/mod_doomrla.rb b/source/modules/mod_doomrla.rb
index d2945e3..6f542ac 100644
--- a/source/modules/mod_doomrla.rb
+++ b/source/modules/mod_doomrla.rb
@@ -34,7 +34,7 @@ class Mod_DoomRLA < Vrobot4::Module::Module
 
    def c_assemblyinfo m, argv
       t = ""
-      w = @winfo.select {|wep| wep if wep["Assembly"] and wep["AssemblyItem"].casecmp? argv}
+      w = @winfo.select {|wep| wep if wep["Assembly"] and wep["AssemblyItem"].casecmp(argv) == 0}
       raise ArgumentError, "No assemblies found" if w == nil || w.empty?
 
       w.each {|wep| t << wep["Assembly"] + " - " + wep["Name"] + "\n"}
@@ -42,7 +42,7 @@ class Mod_DoomRLA < Vrobot4::Module::Module
    end
 
    def c_weaponinfo m, argv
-      w = @winfo.find {|wep| wep if wep["Name"].casecmp? argv}
+      w = @winfo.find {|wep| wep if wep["Name"].casecmp(argv) == 0}
       raise ArgumentError, "Weapon not found" if w == nil
 
       t  = "#{w["Damage"]} #{w["DamageType"]} damage\n"
@@ -64,7 +64,7 @@ class Mod_DoomRLA < Vrobot4::Module::Module
 
    def c_monsterinfo m, argv
       mi = @minfo.select do |mon|
-         mon if mon["Name"].casecmp? argv or mon["Tags"].split(", ").include? argv
+         mon if mon["Name"].casecmp(argv) == 0 or mon["Tags"].split(", ").include? argv
       end
       raise ArgumentError, "No monsters found" if mi == nil || mi.empty?
 
diff --git a/source/modules/mod_dtl.rb b/source/modules/mod_dtl.rb
index fd59dff..d2cbd7d 100644
--- a/source/modules/mod_dtl.rb
+++ b/source/modules/mod_dtl.rb
@@ -22,7 +22,7 @@ class Mod_DecatessaradimensionalLoungeAlertationAndRolinationManagerator < Vrobo
 
    def get_role m, argv
       roles = m.chan.real.server.roles
-      role = roles.find {|r| r.name.casecmp? argv}
+      role = roles.find {|r| r.name.casecmp(argv) == 0}
       unless role and @info.any? {|id| role.id == id}
          raise ArgumentError, "Invalid notification group, use `.listnotify` for a list of available groups."
       end
diff --git a/source/modules/mod_notify.rb b/source/modules/mod_notify.rb
index 79e3e01..9f0d44b 100644
--- a/source/modules/mod_notify.rb
+++ b/source/modules/mod_notify.rb
@@ -12,7 +12,7 @@ class Mod_Notify < Vrobot4::Module::Module
 
    def get_role m, argv
       roles = m.chan.real.server.roles
-      role = roles.find {|r| r.name.casecmp? argv}
+      role = roles.find {|r| r.name.casecmp(argv) == 0}
       unless role and @info.any? {|id| role.id == id}
          raise ArgumentError, "Invalid notification group, use `.listnotify` for a list of available groups."
       end