diff --git a/CMakeLists.txt b/CMakeLists.txt
index e05c322fb1b9487ac1f8dcfab6c3ce7e728d53f5..ee76ab89dc7d02f794515ccb73f9aeae4291d109 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -20,7 +20,6 @@ set(CMAKE_BUILD_TYPE Release)
 enable_testing()
 
 check_include_files(malloc.h HAVE_MALLOC_H)
-check_include_files(stdint.h HAVE_STDINT_H)
 test_big_endian(WORDS_BIGENDIAN)
 check_clzll(HAVE_DECL___BUILTIN_CLZLL)
 if(NOT HAVE_DECL___BUILTIN_CLZLL)
diff --git a/cmake/config.h.in b/cmake/config.h.in
index d5783e081b2639762aae53ae12828e94abd1cc24..e87bb50c39d5cb6e98e4e356965e006eaaedad0b 100644
--- a/cmake/config.h.in
+++ b/cmake/config.h.in
@@ -1,5 +1,4 @@
 #cmakedefine HAVE_MALLOC_H 1
-#cmakedefine HAVE_STDINT_H 1
 #cmakedefine WORDS_BIGENDIAN 1
 #cmakedefine HAVE_DECL___BUILTIN_CLZLL 1
 #cmakedefine HAVE_BSR64 1
diff --git a/src/decode.h b/src/decode.h
index 78cdbcbcc0a993bafb0fc270cfae07c1378f7ce8..d747080770af3e5e75f7833d1f579dee3ff9872d 100644
--- a/src/decode.h
+++ b/src/decode.h
@@ -53,9 +53,7 @@
 
 #include <config.h>
 
-#if HAVE_STDINT_H
-#  include <stdint.h>
-#endif
+#include <stdint.h>
 
 #define M_CONTINUE 1
 #define M_EXIT 0
diff --git a/src/encode.h b/src/encode.h
index 9622c44da85e496e89cc72df9ccd9e65fa2d0532..8653ab3526e084f4db466e7d8cf87f7af4cfa13a 100644
--- a/src/encode.h
+++ b/src/encode.h
@@ -53,9 +53,7 @@
 
 #include <config.h>
 
-#if HAVE_STDINT_H
-#  include <stdint.h>
-#endif
+#include <stdint.h>
 
 #define M_CONTINUE 1
 #define M_EXIT 0
diff --git a/src/encode_accessors.c b/src/encode_accessors.c
index a3ef9b9e2c49d0fe2e09ebac044ea5bb6948e567..7b0595a2d2bb84ed666021afc67179929fe60951 100644
--- a/src/encode_accessors.c
+++ b/src/encode_accessors.c
@@ -49,10 +49,7 @@
 
 #include <config.h>
 
-#if HAVE_STDINT_H
-# include <stdint.h>
-#endif
-
+#include <stdint.h>
 #include <string.h>
 #include "libaec.h"
 #include "encode.h"
diff --git a/src/encode_accessors.h b/src/encode_accessors.h
index 55a6993771599dad509cc0722f258988b037311a..68180a6a1a1399b61c7bf97dbd7176b99bb0da64 100644
--- a/src/encode_accessors.h
+++ b/src/encode_accessors.h
@@ -52,9 +52,7 @@
 
 #include "config.h"
 
-#if HAVE_STDINT_H
-#  include <stdint.h>
-#endif
+#include <stdint.h>
 
 uint32_t aec_get_8(struct aec_stream *strm);
 uint32_t aec_get_lsb_16(struct aec_stream *strm);