diff --git a/crates/examples/src/readobj/elf.rs b/crates/examples/src/readobj/elf.rs
index a8c0a56e..ad1f2a46 100644
--- a/crates/examples/src/readobj/elf.rs
+++ b/crates/examples/src/readobj/elf.rs
@@ -1443,6 +1443,9 @@ const FLAGS_SHF: &[Flag<u32>] = &flags!(
     SHF_GROUP,
     SHF_TLS,
     SHF_COMPRESSED,
+    SHF_GNU_RETAIN,
+    SHF_GNU_MBIND,
+    SHF_EXCLUDE,
 );
 const FLAGS_SHF_MIPS: &[Flag<u32>] = &flags!(
     SHF_MIPS_GPREL,
diff --git a/crates/examples/testfiles/elf/nostd-mipsel.o.readobj b/crates/examples/testfiles/elf/nostd-mipsel.o.readobj
index d5fe089e..0cd14723 100644
--- a/crates/examples/testfiles/elf/nostd-mipsel.o.readobj
+++ b/crates/examples/testfiles/elf/nostd-mipsel.o.readobj
@@ -203,6 +203,7 @@ SectionHeader {
     Name: ".llvm_addrsig" (0x4B)
     Type: 0x6FFF4C03
     Flags: 0x80000000
+        SHF_EXCLUDE (0x80000000)
         SHF_MIPS_STRINGS (0x80000000)
     Address: 0x0
     Offset: 0x118
diff --git a/src/elf.rs b/src/elf.rs
index c9c53bf1..541658f3 100644
--- a/src/elf.rs
+++ b/src/elf.rs
@@ -776,6 +776,10 @@ pub const SHF_TLS: u32 = 1 << 10;
 pub const SHF_COMPRESSED: u32 = 1 << 11;
 /// OS-specific section flags.
 pub const SHF_MASKOS: u32 = 0x0ff0_0000;
+/// Section should not be garbage collected by the linker.
+pub const SHF_GNU_RETAIN: u32 = 1 << 21;
+/// Mbind section.
+pub const SHF_GNU_MBIND: u32 = 1 << 24;
 /// Processor-specific section flags.
 pub const SHF_MASKPROC: u32 = 0xf000_0000;
 /// This section is excluded from the final executable or shared library.