diff --git a/lib/std/debug.zig b/lib/std/debug.zig
index 94f81908daff58f77c6b6dcf65c8e5343992fd61..dfdaca6d3ffe3fcb318cc7f46825e9b3d2fed2a2 100644
--- a/lib/std/debug.zig
+++ b/lib/std/debug.zig
@@ -1084,7 +1084,7 @@ fn openSelfDebugInfoMacOs(allocator: *mem.Allocator) !DebugInfo {
             std.macho.LC_SYMTAB => break @ptrCast(*std.macho.symtab_command, ptr),
             else => {},
         }
-        ptr += lc.cmdsize; // TODO https://github.com/ziglang/zig/issues/1403
+        ptr = @alignCast(@alignOf(std.macho.load_command), ptr + lc.cmdsize);
     } else {
         return error.MissingDebugInfo;
     };
@@ -2129,7 +2129,7 @@ fn getLineNumberInfoMacOs(di: *DebugInfo, symbol: MachoSymbol, target_address: u
                 std.macho.LC_SEGMENT_64 => break @ptrCast(*const std.macho.segment_command_64, @alignCast(@alignOf(std.macho.segment_command_64), ptr)),
                 else => {},
             }
-            ptr += lc.cmdsize; // TODO https://github.com/ziglang/zig/issues/1403
+            ptr = @alignCast(@alignOf(std.macho.load_command), ptr + lc.cmdsize);
         } else {
             return error.MissingDebugInfo;
         };
diff --git a/lib/std/event/fs.zig b/lib/std/event/fs.zig
index 5986f07ad3bd77a6acbbae7541edf87a029b11fd..ce88ac4dc44b5d5fc902fb08cb399cdd84869349 100644
--- a/lib/std/event/fs.zig
+++ b/lib/std/event/fs.zig
@@ -1263,7 +1263,7 @@ pub fn Watch(comptime V: type) type {
                         var ptr = event_buf[0..].ptr;
                         const end_ptr = ptr + event_buf.len;
                         var ev: *os.linux.inotify_event = undefined;
-                        while (@ptrToInt(ptr) < @ptrToInt(end_ptr)) : (ptr += @sizeOf(os.linux.inotify_event) + ev.len) {
+                        while (@ptrToInt(ptr) < @ptrToInt(end_ptr)) {
                             ev = @ptrCast(*os.linux.inotify_event, ptr);
                             if (ev.mask & os.linux.IN_CLOSE_WRITE == os.linux.IN_CLOSE_WRITE) {
                                 const basename_ptr = ptr + @sizeOf(os.linux.inotify_event);
@@ -1287,6 +1287,8 @@ pub fn Watch(comptime V: type) type {
                                     });
                                 }
                             }
+
+                            ptr = @alignCast(@alignOf(os.linux.inotify_event), ptr + @sizeOf(os.linux.inotify_event) + ev.len);
                         }
                     },
                     os.linux.EINTR => continue,