diff --git a/perlmod-bin/genpackage.pl b/perlmod-bin/genpackage.pl
index 4e73e41..5aa7e28 100755
--- a/perlmod-bin/genpackage.pl
+++ b/perlmod-bin/genpackage.pl
@@ -260,6 +260,9 @@ if ($from_notes) {
         my $desc = substr($data, 0, $desc_size, '');
         print("Found package '$name'\n");
         push @packages, $name;
+        # notes are 4-byte aligned, the header is already a multiple of 4 bytes, so:
+        my $skip = 3 & (4 - (3 & ($name_size + $desc_size)));
+        substr($data, 0, $skip, '');
     }
     die "trailing data in notes section\n" if length($data);
     @ARGV = @packages;
diff --git a/perlmod/src/elf_notes.rs b/perlmod/src/elf_notes.rs
index dee6056..0330c23 100644
--- a/perlmod/src/elf_notes.rs
+++ b/perlmod/src/elf_notes.rs
@@ -10,7 +10,7 @@ pub struct Info {
 }
 */
 
-#[repr(C, packed)]
+#[repr(C, align(4))]
 pub struct ElfNote<const N: usize> {
     pub name_size: u32,
     pub desc_size: u32,