diff --git a/kernel/src/debug/shell.rs b/kernel/src/debug/shell.rs
index 181654f0c..b33e9cf75 100644
--- a/kernel/src/debug/shell.rs
+++ b/kernel/src/debug/shell.rs
@@ -100,6 +100,14 @@ fn handle_character(b: u8) {
                 });
             });
         }
+        #[cfg(all(baremetal, target_arch = "riscv32"))]
+        b'k' => {
+            println!("Checking RAM for duplicate pages (this will take a few minutes)");
+            crate::mem::MemoryManager::with(|mm| {
+                mm.check_for_duplicates();
+            });
+            println!("Check complete");
+        }
         b'm' => {
             println!("Printing memory page tables");
             crate::services::SystemServices::with(|system_services| {
@@ -228,6 +236,8 @@ fn print_help() {
     println!("--- + -----------------------");
     println!(" h  | print this message");
     println!(" i  | print irq handlers");
+    #[cfg(all(baremetal, target_arch = "riscv32"))]
+    println!(" k  | check RAM to make sure pages are unique");
     println!(" m  | print MMU page tables of all processes");
     println!(" p  | print all processes");
     println!(" P  | print all processes and threads");