diff --git a/4ed_app_target.cpp b/4ed_app_target.cpp
index 2fc9a616..6480ae19 100644
--- a/4ed_app_target.cpp
+++ b/4ed_app_target.cpp
@@ -24,7 +24,7 @@
 
 // TODO(allen): set in compilation line
 #define PREFERRED_ALIGNMENT 8
-//#define USE_DEBUG_MEMORY
+#define USE_DEBUG_MEMORY
 
 #define FSTRING_IMPLEMENTATION
 #define FSTRING_C
diff --git a/4ed_buffer.cpp b/4ed_buffer.cpp
index 15a61715..8355b75e 100644
--- a/4ed_buffer.cpp
+++ b/4ed_buffer.cpp
@@ -941,8 +941,7 @@ buffer_remeasure_starts(Gap_Buffer *buffer, i32 line_start, i32 line_end, i32 li
         new_line_count += line_shift;
         new_line_end += line_shift;
         
-        memmove(starts + line_end + line_shift, starts + line_end,
-                sizeof(i32)*(line_count - line_end));
+        memmove(starts + line_end + line_shift, starts + line_end, sizeof(i32)*(line_count - line_end));
     }
     
     // Iteration data (yikes! Need better loop system)