diff --git a/src/chunk.zig b/src/chunk.zig
index 7f9d6aa..aaee6e1 100644
--- a/src/chunk.zig
+++ b/src/chunk.zig
@@ -67,7 +67,7 @@ pub const Chunk = struct {
     }
 
     pub fn dissassemble_instruction(self: Chunk, offset: usize) usize {
-        debug.print("{x:0>4} ", .{offset});
+        debug.print("{d:0>4} ", .{offset});
 
         if (offset > 0 and self.lines[offset] == self.lines[offset - 1]) {
             debug.print("   | ", .{});
diff --git a/src/utils.zig b/src/utils.zig
index d900cd3..7a3e01b 100644
--- a/src/utils.zig
+++ b/src/utils.zig
@@ -14,14 +14,14 @@ pub fn grow_capacity(capacity: usize) usize {
 }
 
 pub fn simple_instruction(opcode_name: []const u8, offset: usize) usize {
-    debug.print("{s:16}\n", .{opcode_name});
+    debug.print("{s:<16}\n", .{opcode_name});
 
     return offset + 1;
 }
 
 pub fn constant_instruction(opcode_name: []const u8, chunk: Chunk, offset: usize) usize {
     const constant = chunk.code[offset + 1];
-    debug.print("{s:16} {d:4} '", .{ opcode_name, constant });
+    debug.print("{s:<16} {d:4} '", .{ opcode_name, constant });
     print_value(chunk.constants.values[constant]);
     debug.print("'\n", .{});
     return offset + 2;
@@ -29,7 +29,7 @@ pub fn constant_instruction(opcode_name: []const u8, chunk: Chunk, offset: usize
 
 pub fn byte_instruction(opcode_name: []const u8, chunk: Chunk, offset: usize) usize {
     const slot = chunk.code[offset + 1];
-    debug.print("{s:16} {d:4}\n", .{ opcode_name, slot });
+    debug.print("{s:<16} {d:4}\n", .{ opcode_name, slot });
 
     return offset + 2;
 }
@@ -40,7 +40,7 @@ pub fn jump_instruction(opcode_name: []const u8, sign: i32, chunk: Chunk, offset
 
     const address: i32 = @as(i32, @intCast(offset)) + 3 + sign * jump;
 
-    debug.print("{s:16} {d:4} -> {x}\n", .{ opcode_name, offset, address });
+    debug.print("{s:<16} {d:4} -> {d}\n", .{ opcode_name, offset, address });
     return offset + 3;
 }
 
diff --git a/src/vm.zig b/src/vm.zig
index e187449..26544a9 100644
--- a/src/vm.zig
+++ b/src/vm.zig
@@ -97,7 +97,7 @@ pub const VM = struct {
         while (true) {
             if (constants.DEBUG_TRACE_EXECUTION) {
                 if (self.stack_top > 0) {
-                    debug.print("{s:32}", .{""});
+                    debug.print("{s:10}", .{""});
                     for (0..self.stack_top) |item_idx| {
                         debug.print("[ ", .{});
                         print_value(self.stack[item_idx]);