diff --git a/include/haproxy/ncbuf-t.h b/include/haproxy/ncbuf-t.h
index fdeb58bab..93c5d433e 100644
--- a/include/haproxy/ncbuf-t.h
+++ b/include/haproxy/ncbuf-t.h
@@ -62,7 +62,7 @@
  *
  */
 
-#include <stdint.h>
+#include <inttypes.h>
 
 /* ncb_sz_t is the basic type used in ncbuf to represent data and gap sizes.
  * Use a bigger type to extend the maximum data size supported in the buffer.
diff --git a/include/haproxy/quic_cc-t.h b/include/haproxy/quic_cc-t.h
index 5c50a6c07..09940b4cd 100644
--- a/include/haproxy/quic_cc-t.h
+++ b/include/haproxy/quic_cc-t.h
@@ -26,8 +26,8 @@
 #error "Must define USE_OPENSSL"
 #endif
 
+#include <inttypes.h>
 #include <stddef.h> /* size_t */
-#include <stdint.h>
 
 #include <haproxy/buf-t.h>
 
diff --git a/include/haproxy/quic_enc.h b/include/haproxy/quic_enc.h
index 6f12ac364..169845a3d 100644
--- a/include/haproxy/quic_enc.h
+++ b/include/haproxy/quic_enc.h
@@ -26,7 +26,7 @@
 #error "Must define USE_OPENSSL"
 #endif
 
-#include <stdint.h>
+#include <inttypes.h>
 
 #include <haproxy/buf.h>
 #include <haproxy/chunk.h>
diff --git a/include/haproxy/quic_frame-t.h b/include/haproxy/quic_frame-t.h
index 5636cc810..8aa95411b 100644
--- a/include/haproxy/quic_frame-t.h
+++ b/include/haproxy/quic_frame-t.h
@@ -26,7 +26,7 @@
 #error "Must define USE_OPENSSL"
 #endif
 
-#include <stdint.h>
+#include <inttypes.h>
 #include <stdlib.h>
 
 #include <haproxy/list.h>
diff --git a/include/haproxy/quic_loss-t.h b/include/haproxy/quic_loss-t.h
index f91781f50..9d2576f46 100644
--- a/include/haproxy/quic_loss-t.h
+++ b/include/haproxy/quic_loss-t.h
@@ -26,7 +26,7 @@
 #error "Must define USE_OPENSSL"
 #endif
 
-#include <stdint.h>
+#include <inttypes.h>
 
 /* Maximum reordering in packets. */
 #define QUIC_LOSS_PACKET_THRESHOLD         3
diff --git a/include/haproxy/quic_tp-t.h b/include/haproxy/quic_tp-t.h
index b4e948ebb..47301db48 100644
--- a/include/haproxy/quic_tp-t.h
+++ b/include/haproxy/quic_tp-t.h
@@ -5,7 +5,7 @@
 #error "Must define USE_OPENSSL"
 #endif
 
-#include <stdint.h>
+#include <inttypes.h>
 
 #define QUIC_STATELESS_RESET_TOKEN_LEN 16
 
diff --git a/include/haproxy/xprt_quic.h b/include/haproxy/xprt_quic.h
index 7e3bb35da..d2fe63f28 100644
--- a/include/haproxy/xprt_quic.h
+++ b/include/haproxy/xprt_quic.h
@@ -26,7 +26,7 @@
 #error "Must define USE_OPENSSL"
 #endif
 
-#include <stdint.h>
+#include <inttypes.h>
 
 #include <import/eb64tree.h>
 #include <import/ebmbtree.h>