diff --git a/ada/security/sudo-rs.nix b/ada/security/sudo-rs.nix
index 4f270c9..35b28ec 100644
--- a/ada/security/sudo-rs.nix
+++ b/ada/security/sudo-rs.nix
@@ -4,6 +4,9 @@ _: {
       enable = true;
       wheelNeedsPassword = true;
       execWheelOnly = true;
+      extraConfig = ''
+        Defaults !pwfeedback
+      '';
     };
   };
 }
diff --git a/isla/security/sudo-rs.nix b/isla/security/sudo-rs.nix
index 4f270c9..35b28ec 100644
--- a/isla/security/sudo-rs.nix
+++ b/isla/security/sudo-rs.nix
@@ -4,6 +4,9 @@ _: {
       enable = true;
       wheelNeedsPassword = true;
       execWheelOnly = true;
+      extraConfig = ''
+        Defaults !pwfeedback
+      '';
     };
   };
 }
diff --git a/viola/security/sudo-rs.nix b/viola/security/sudo-rs.nix
index 4f270c9..35b28ec 100644
--- a/viola/security/sudo-rs.nix
+++ b/viola/security/sudo-rs.nix
@@ -4,6 +4,9 @@ _: {
       enable = true;
       wheelNeedsPassword = true;
       execWheelOnly = true;
+      extraConfig = ''
+        Defaults !pwfeedback
+      '';
     };
   };
 }
diff --git a/wanda/security/sudo-rs.nix b/wanda/security/sudo-rs.nix
index 4f270c9..35b28ec 100644
--- a/wanda/security/sudo-rs.nix
+++ b/wanda/security/sudo-rs.nix
@@ -4,6 +4,9 @@ _: {
       enable = true;
       wheelNeedsPassword = true;
       execWheelOnly = true;
+      extraConfig = ''
+        Defaults !pwfeedback
+      '';
     };
   };
 }