diff --git a/crypto_kem/ntrulpr653/clean/crypto_sort_int32.c b/crypto_kem/ntrulpr653/clean/crypto_sort_int32.c
index dad6255b..cdb63739 100644
--- a/crypto_kem/ntrulpr653/clean/crypto_sort_int32.c
+++ b/crypto_kem/ntrulpr653/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_NTRULPR653_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_NTRULPR653_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/ntrulpr653/clean/crypto_sort_int32.h b/crypto_kem/ntrulpr653/clean/crypto_sort_int32.h
index 6fc4ea5f..debd94c5 100644
--- a/crypto_kem/ntrulpr653/clean/crypto_sort_int32.h
+++ b/crypto_kem/ntrulpr653/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_NTRULPR653_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_NTRULPR653_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_NTRULPR653_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif
diff --git a/crypto_kem/ntrulpr761/clean/crypto_sort_int32.c b/crypto_kem/ntrulpr761/clean/crypto_sort_int32.c
index 6d0ff99e..f46d6fe5 100644
--- a/crypto_kem/ntrulpr761/clean/crypto_sort_int32.c
+++ b/crypto_kem/ntrulpr761/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_NTRULPR761_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_NTRULPR761_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/ntrulpr761/clean/crypto_sort_int32.h b/crypto_kem/ntrulpr761/clean/crypto_sort_int32.h
index bc4de42a..56fd150d 100644
--- a/crypto_kem/ntrulpr761/clean/crypto_sort_int32.h
+++ b/crypto_kem/ntrulpr761/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_NTRULPR761_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_NTRULPR761_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_NTRULPR761_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif
diff --git a/crypto_kem/ntrulpr857/clean/crypto_sort_int32.c b/crypto_kem/ntrulpr857/clean/crypto_sort_int32.c
index cb01c121..5321e8b8 100644
--- a/crypto_kem/ntrulpr857/clean/crypto_sort_int32.c
+++ b/crypto_kem/ntrulpr857/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_NTRULPR857_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_NTRULPR857_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/ntrulpr857/clean/crypto_sort_int32.h b/crypto_kem/ntrulpr857/clean/crypto_sort_int32.h
index bbf6937c..5d5ce6d5 100644
--- a/crypto_kem/ntrulpr857/clean/crypto_sort_int32.h
+++ b/crypto_kem/ntrulpr857/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_NTRULPR857_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_NTRULPR857_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_NTRULPR857_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif
diff --git a/crypto_kem/sntrup653/clean/crypto_sort_int32.c b/crypto_kem/sntrup653/clean/crypto_sort_int32.c
index d83e60f1..04475629 100644
--- a/crypto_kem/sntrup653/clean/crypto_sort_int32.c
+++ b/crypto_kem/sntrup653/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_SNTRUP653_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_SNTRUP653_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/sntrup653/clean/crypto_sort_int32.h b/crypto_kem/sntrup653/clean/crypto_sort_int32.h
index 9750eb27..1d3d27c3 100644
--- a/crypto_kem/sntrup653/clean/crypto_sort_int32.h
+++ b/crypto_kem/sntrup653/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_SNTRUP653_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_SNTRUP653_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_SNTRUP653_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif
diff --git a/crypto_kem/sntrup761/clean/crypto_sort_int32.c b/crypto_kem/sntrup761/clean/crypto_sort_int32.c
index ea9cd026..d6b6f7b8 100644
--- a/crypto_kem/sntrup761/clean/crypto_sort_int32.c
+++ b/crypto_kem/sntrup761/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_SNTRUP761_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_SNTRUP761_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/sntrup761/clean/crypto_sort_int32.h b/crypto_kem/sntrup761/clean/crypto_sort_int32.h
index 2607d119..e603a7cc 100644
--- a/crypto_kem/sntrup761/clean/crypto_sort_int32.h
+++ b/crypto_kem/sntrup761/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_SNTRUP761_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_SNTRUP761_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_SNTRUP761_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif
diff --git a/crypto_kem/sntrup857/clean/crypto_sort_int32.c b/crypto_kem/sntrup857/clean/crypto_sort_int32.c
index f36453f0..49ce3678 100644
--- a/crypto_kem/sntrup857/clean/crypto_sort_int32.c
+++ b/crypto_kem/sntrup857/clean/crypto_sort_int32.c
@@ -15,7 +15,7 @@
     } while(0)
 
 /* assume 2 <= n <= 0x40000000 */
-void PQCLEAN_SNTRUP857_CLEAN_crypto_sort_int32(int32_t *x, int32_t n) {
+void PQCLEAN_SNTRUP857_CLEAN_crypto_sort_int32(int32_t *x, long long n) {
     int32 top, p, q, r, i, j;
 
     top = 1;
diff --git a/crypto_kem/sntrup857/clean/crypto_sort_int32.h b/crypto_kem/sntrup857/clean/crypto_sort_int32.h
index 3b4d1302..09271259 100644
--- a/crypto_kem/sntrup857/clean/crypto_sort_int32.h
+++ b/crypto_kem/sntrup857/clean/crypto_sort_int32.h
@@ -4,5 +4,5 @@
 #include <stdint.h>
 #define PQCLEAN_SNTRUP857_CLEAN_crypto_sort_int32_BYTES 4
 
-void PQCLEAN_SNTRUP857_CLEAN_crypto_sort_int32(int32_t *x, int32_t n);
+void PQCLEAN_SNTRUP857_CLEAN_crypto_sort_int32(int32_t *x, long long n);
 #endif