diff --git a/libelf/src/elf_getaroff.c b/libelf/src/elf_getaroff.c
index 5b59203ff9..5c102ad6d3 100644
--- a/libelf/src/elf_getaroff.c
+++ b/libelf/src/elf_getaroff.c
@@ -38,7 +38,7 @@
 #include "libelfP.h"
 
 
-off_t
+int64_t
 elf_getaroff (Elf *elf)
 {
   /* Be gratious, the specs demand it.  */
diff --git a/libelf/src/elf_getbase.c b/libelf/src/elf_getbase.c
index 8ec5f87e02..d575800275 100644
--- a/libelf/src/elf_getbase.c
+++ b/libelf/src/elf_getbase.c
@@ -37,7 +37,7 @@
 #include "libelfP.h"
 
 
-off_t
+int64_t
 elf_getbase (Elf *elf)
 {
   return elf == NULL ? (off_t) -1 : elf->start_offset;
diff --git a/libelf/src/elf_getdata_rawchunk.c b/libelf/src/elf_getdata_rawchunk.c
index 31b2fe7d23..a2015430ee 100644
--- a/libelf/src/elf_getdata_rawchunk.c
+++ b/libelf/src/elf_getdata_rawchunk.c
@@ -41,7 +41,7 @@
 #include "common.h"
 
 Elf_Data *
-elf_getdata_rawchunk (Elf *elf, off_t offset, size_t size, Elf_Type type)
+elf_getdata_rawchunk (Elf *elf, int64_t offset, size_t size, Elf_Type type)
 {
   if (unlikely (elf == NULL))
     return NULL;
diff --git a/libelf/src/elf_update.c b/libelf/src/elf_update.c
index 063acb54d3..89ee0a0f63 100644
--- a/libelf/src/elf_update.c
+++ b/libelf/src/elf_update.c
@@ -149,7 +149,7 @@ write_file (Elf *elf, off_t size, int change_bo, size_t shnum)
 }
 
 
-off_t
+int64_t
 elf_update (Elf *elf, Elf_Cmd cmd)
 {
   size_t shnum;