diff --git a/src/p_lx_elf.cpp b/src/p_lx_elf.cpp
index 9264a5b2..a21e3f80 100644
--- a/src/p_lx_elf.cpp
+++ b/src/p_lx_elf.cpp
@@ -3435,7 +3435,7 @@ int PackLinuxElf32::pack2(OutputFile *fo, Filter &ft)
         }
         x.offset = get_te32(&phdri[k].p_offset);
         x.size   = get_te32(&phdri[k].p_filesz);
-        if (!is_shlib || hdr_u_len < x.size) {
+        if (!is_shlib || (off_t)hdr_u_len < x.size) {
             if (0 == nx) { // 1st PT_LOAD32 must cover Ehdr at 0==p_offset
                 unsigned const delta = hdr_u_len;
                 if (ft.id < 0x40) {
@@ -3559,7 +3559,7 @@ int PackLinuxElf64::pack2(OutputFile *fo, Filter &ft)
         }
         x.offset = get_te64(&phdri[k].p_offset);
         x.size   = get_te64(&phdri[k].p_filesz);
-        if (!is_shlib || hdr_u_len < x.size) {
+        if (!is_shlib || (off_t)hdr_u_len < x.size) {
             if (0 == nx) { // 1st PT_LOAD64 must cover Ehdr at 0==p_offset
                 unsigned const delta = hdr_u_len;
                 if (ft.id < 0x40) {