diff --git a/diagnostics/MicroPythonDiagnostics.py b/diagnostics/MicroPythonDiagnostics.py
index bda4138..27cd2f0 100644
--- a/diagnostics/MicroPythonDiagnostics.py
+++ b/diagnostics/MicroPythonDiagnostics.py
@@ -23,7 +23,7 @@ class MicroPythonDiagnostics:
         micropython.heap_lock()
         print("[Hub Diagnostics - MicroPython - Memory] Heap was locked. Attempting to allocate memory (this should fail):")
         try:
-            x = 5000
+            y = 10000
             print("[Hub Diagnostics - MicroPython - Memory] [FAIL] There was no MemoryError raised. Heap lock failed.")
         except MemoryError:
             print("[Hub Diagnostics - MicroPython - Memory] [SUCCESS] Allocation failed. Test successful. The heap was successfully locked.")
@@ -32,7 +32,7 @@ class MicroPythonDiagnostics:
         micropython.heap_unlock()
         print("[Hub Diagnostics - MicroPython - Memory] Heap was unlocked. Attempting to allocate memory (this should succeed):")
         try:
-            y = 5001
+            z = 17000
             print("[Hub Diagnostics - MicroPython - Memory] [SUCCESS] There was no MemoryError raised. The value of the new variable y is", x)
         except MemoryError:
             print("[Hub Diagnostics - MicroPython - Memory] [FAIL] Allocation failed. The heap failed to unlock.")