diff --git a/contrib/hpack/decode.c b/contrib/hpack/decode.c
index 9ef80f0..51ebbf3 100644
--- a/contrib/hpack/decode.c
+++ b/contrib/hpack/decode.c
@@ -11,7 +11,7 @@
  *        -o decode decode.c
  */
 #include <ctype.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
diff --git a/contrib/hpack/gen-enc.c b/contrib/hpack/gen-enc.c
index 68a9dd8..3d6b64b 100644
--- a/contrib/hpack/gen-enc.c
+++ b/contrib/hpack/gen-enc.c
@@ -8,7 +8,7 @@
  *    gcc -I../../include -I../../ebtree -o gen-enc gen-enc.c
  */
 #include <ctype.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
diff --git a/contrib/hpack/gen-rht.c b/contrib/hpack/gen-rht.c
index b1b9031..4260ffb 100644
--- a/contrib/hpack/gen-rht.c
+++ b/contrib/hpack/gen-rht.c
@@ -9,7 +9,7 @@
  *   00 => 0x0a, 01 => 0x0d, 10 => 0x16, 11 => EOS
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/contrib/plug_qdisc/plug_qdisc.c b/contrib/plug_qdisc/plug_qdisc.c
index 294994e..606a834 100644
--- a/contrib/plug_qdisc/plug_qdisc.c
+++ b/contrib/plug_qdisc/plug_qdisc.c
@@ -1,4 +1,4 @@
-#include <stdint.h>
+#include <inttypes.h>
 #include <netlink/cache.h>
 #include <netlink/cli/utils.h>
 #include <netlink/cli/tc.h>
diff --git a/contrib/spoa_example/include/spop_functions.h b/contrib/spoa_example/include/spop_functions.h
index e77d38b..669038e 100644
--- a/contrib/spoa_example/include/spop_functions.h
+++ b/contrib/spoa_example/include/spop_functions.h
@@ -1,7 +1,7 @@
 #ifndef _SPOP_FUNCTIONS_H
 #define _SPOP_FUNCTIONS_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <string.h>
 #include <spoe_types.h>
 
diff --git a/contrib/wireshark-dissectors/peers/packet-happp.c b/contrib/wireshark-dissectors/peers/packet-happp.c
index 4daf0aa..980e290 100644
--- a/contrib/wireshark-dissectors/peers/packet-happp.c
+++ b/contrib/wireshark-dissectors/peers/packet-happp.c
@@ -22,7 +22,7 @@
  */
 
 #include <stdio.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <inttypes.h>
 #include <arpa/inet.h>
 
diff --git a/include/common/buf.h b/include/common/buf.h
index ff03816..65770aa 100644
--- a/include/common/buf.h
+++ b/include/common/buf.h
@@ -28,7 +28,7 @@
 #ifndef _COMMON_BUF_H
 #define _COMMON_BUF_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <string.h>
 #include <unistd.h>
 
diff --git a/include/common/hash.h b/include/common/hash.h
index e225f04..78fd87b 100644
--- a/include/common/hash.h
+++ b/include/common/hash.h
@@ -22,7 +22,7 @@
 #ifndef _COMMON_HASH_H_
 #define _COMMON_HASH_H_
 
-#include <stdint.h>
+#include <inttypes.h>
 
 unsigned int hash_djb2(const char *key, int len);
 unsigned int hash_wt6(const char *key, int len);
diff --git a/include/common/hpack-dec.h b/include/common/hpack-dec.h
index 71039d3..39d1bf0 100644
--- a/include/common/hpack-dec.h
+++ b/include/common/hpack-dec.h
@@ -28,7 +28,7 @@
 #ifndef _COMMON_HPACK_DEC_H
 #define _COMMON_HPACK_DEC_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <common/chunk.h>
 #include <common/config.h>
 #include <common/hpack-tbl.h>
diff --git a/include/common/hpack-enc.h b/include/common/hpack-enc.h
index 4ab38bf..555dba8 100644
--- a/include/common/hpack-enc.h
+++ b/include/common/hpack-enc.h
@@ -28,7 +28,7 @@
 #ifndef _COMMON_HPACK_ENC_H
 #define _COMMON_HPACK_ENC_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <string.h>
 #include <common/buf.h>
 #include <common/config.h>
diff --git a/include/common/hpack-huff.h b/include/common/hpack-huff.h
index 85ca417..04276d2 100644
--- a/include/common/hpack-huff.h
+++ b/include/common/hpack-huff.h
@@ -27,7 +27,7 @@
 #ifndef _PROTO_HPACK_HUFF_H
 #define _PROTO_HPACK_HUFF_H
 
-#include <stdint.h>
+#include <inttypes.h>
 
 int huff_enc(const char *s, char *out);
 int huff_dec(const uint8_t *huff, int hlen, char *out, int olen);
diff --git a/include/common/hpack-tbl.h b/include/common/hpack-tbl.h
index 2cbc2bf..ca3f2aa 100644
--- a/include/common/hpack-tbl.h
+++ b/include/common/hpack-tbl.h
@@ -27,7 +27,7 @@
 #ifndef _COMMON_HPACK_TBL_H
 #define _COMMON_HPACK_TBL_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdlib.h>
 #include <common/config.h>
 #include <common/http-hdr.h>
diff --git a/include/common/http-hdr.h b/include/common/http-hdr.h
index 8cc7ee7..ffca828 100644
--- a/include/common/http-hdr.h
+++ b/include/common/http-hdr.h
@@ -27,7 +27,7 @@
 #ifndef _COMMON_HTTP_HDR_H
 #define _COMMON_HTTP_HDR_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <common/ist.h>
 
 /* a header field made of a name and a value. Such structure stores 4 longs so
diff --git a/include/common/istbuf.h b/include/common/istbuf.h
index 7631212..274bf5e 100644
--- a/include/common/istbuf.h
+++ b/include/common/istbuf.h
@@ -28,7 +28,7 @@
 #ifndef _COMMON_ISTBUF_H
 #define _COMMON_ISTBUF_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <common/buf.h>
 #include <common/ist.h>
 
diff --git a/include/common/memory.h b/include/common/memory.h
index 43ab8e9..e7599dc 100644
--- a/include/common/memory.h
+++ b/include/common/memory.h
@@ -26,7 +26,7 @@
 
 #include <stdlib.h>
 #include <string.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <unistd.h>
 
 #include <common/config.h>
diff --git a/include/common/time.h b/include/common/time.h
index c3f8f5c..42bc957 100644
--- a/include/common/time.h
+++ b/include/common/time.h
@@ -22,7 +22,7 @@
 #ifndef _COMMON_TIME_H
 #define _COMMON_TIME_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <sys/time.h>
diff --git a/include/proto/channel.h b/include/proto/channel.h
index a33262e..cf85058 100644
--- a/include/proto/channel.h
+++ b/include/proto/channel.h
@@ -22,7 +22,7 @@
 #ifndef _PROTO_CHANNEL_H
 #define _PROTO_CHANNEL_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/include/proto/protocol_buffers.h b/include/proto/protocol_buffers.h
index a9deab1..69f0bdf 100644
--- a/include/proto/protocol_buffers.h
+++ b/include/proto/protocol_buffers.h
@@ -22,7 +22,7 @@
 #ifndef _PROTO_PROTOCOL_BUFFERS_H
 #define _PROTO_PROTOCOL_BUFFERS_H
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <types/arg.h>
 #include <types/protocol_buffers.h>
 #include <proto/sample.h>
diff --git a/include/proto/shctx.h b/include/proto/shctx.h
index 9fc6fad..f5448e0 100644
--- a/include/proto/shctx.h
+++ b/include/proto/shctx.h
@@ -17,7 +17,7 @@
 #include <common/mini-clist.h>
 #include <types/shctx.h>
 
-#include <stdint.h>
+#include <inttypes.h>
 
 #ifndef USE_PRIVATE_CACHE
 #ifdef USE_PTHREAD_PSHARED
diff --git a/src/h2.c b/src/h2.c
index 9c02cd3..4803137 100644
--- a/src/h2.c
+++ b/src/h2.c
@@ -25,7 +25,7 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <common/config.h>
 #include <common/h2.h>
 #include <common/http-hdr.h>
diff --git a/src/hpack-dec.c b/src/hpack-dec.c
index e179f29..7f3e762 100644
--- a/src/hpack-dec.c
+++ b/src/hpack-dec.c
@@ -25,7 +25,7 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/hpack-enc.c b/src/hpack-enc.c
index 1e57153..1a6fa1c 100644
--- a/src/hpack-enc.c
+++ b/src/hpack-enc.c
@@ -25,7 +25,7 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/hpack-huff.c b/src/hpack-huff.c
index cbf1fa0..bdcff7f 100644
--- a/src/hpack-huff.c
+++ b/src/hpack-huff.c
@@ -26,7 +26,7 @@
  */
 
 #include <stdio.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <string.h>
 
 #include <common/config.h>
diff --git a/src/hpack-tbl.c b/src/hpack-tbl.c
index 24eb7c4..70d7f35 100644
--- a/src/hpack-tbl.c
+++ b/src/hpack-tbl.c
@@ -25,7 +25,7 @@
  * OTHER DEALINGS IN THE SOFTWARE.
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
diff --git a/src/sha1.c b/src/sha1.c
index 3b562b5..b7c2d70 100644
--- a/src/sha1.c
+++ b/src/sha1.c
@@ -26,7 +26,7 @@
 
 /* this is only to get definitions for memcpy(), ntohl() and htonl() */
 #include <string.h>
-#include <stdint.h>
+#include <inttypes.h>
 #include <arpa/inet.h>
 
 #include <import/sha1.h>
diff --git a/src/time.c b/src/time.c
index cd042de..94b498c 100644
--- a/src/time.c
+++ b/src/time.c
@@ -10,7 +10,7 @@
  *
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <unistd.h>
 #include <sys/time.h>
 
diff --git a/src/xxhash.c b/src/xxhash.c
index 8753721..31424de 100644
--- a/src/xxhash.c
+++ b/src/xxhash.c
@@ -98,7 +98,7 @@
 // Basic Types
 //**************************************
 #if defined (__STDC_VERSION__) && __STDC_VERSION__ >= 199901L   // C99
-# include <stdint.h>
+# include <inttypes.h>
 typedef uint8_t  BYTE;
 typedef uint16_t U16;
 typedef uint32_t U32;