diff --git a/ext/opcache/ZendAccelerator.c b/ext/opcache/ZendAccelerator.c
index 6d18ea1bd7f..d9d5940574b 100644
--- a/ext/opcache/ZendAccelerator.c
+++ b/ext/opcache/ZendAccelerator.c
@@ -2185,7 +2185,7 @@ static void accel_activate(void)
 
 	if (ZCG(counted)) {
 #ifdef ZTS
-		zend_accel_error(ACCEL_LOG_WARNING, "Stuck count for thread id %d", tsrm_thread_id());
+		zend_accel_error(ACCEL_LOG_WARNING, "Stuck count for thread id %lu", (unsigned long) tsrm_thread_id());
 #else
 		zend_accel_error(ACCEL_LOG_WARNING, "Stuck count for pid %d", getpid());
 #endif
diff --git a/ext/phar/phar_object.c b/ext/phar/phar_object.c
index c3102039f04..876d5da83df 100644
--- a/ext/phar/phar_object.c
+++ b/ext/phar/phar_object.c
@@ -1481,7 +1481,7 @@ static int phar_build(zend_object_iterator *iter, void *puser) /* {{{ */
 
 				if (ZEND_SIZE_T_INT_OVFL(Z_STRLEN(key))) {
 					zval_dtor(&key);
-					zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0, "Iterator %v returned an invalid key (too long)", ZSTR_VAL(ce->name));
+					zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0, "Iterator %s returned an invalid key (too long)", ZSTR_VAL(ce->name));
 					return ZEND_HASH_APPLY_STOP;
 				}
 
@@ -1615,7 +1615,7 @@ phar_spl_fileinfo:
 
 			if (ZEND_SIZE_T_INT_OVFL(Z_STRLEN(key))) {
 				zval_dtor(&key);
-				zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0, "Iterator %v returned an invalid key (too long)", ZSTR_VAL(ce->name));
+				zend_throw_exception_ex(spl_ce_UnexpectedValueException, 0, "Iterator %s returned an invalid key (too long)", ZSTR_VAL(ce->name));
 				return ZEND_HASH_APPLY_STOP;
 			}
 
diff --git a/ext/standard/exec.c b/ext/standard/exec.c
index 1e70021674a..4076c5af2b1 100644
--- a/ext/standard/exec.c
+++ b/ext/standard/exec.c
@@ -295,7 +295,7 @@ PHPAPI zend_string *php_escape_shell_cmd(char *str)
 
 	/* max command line length - two single quotes - \0 byte length */
 	if (l > cmd_max_len - 2 - 1) {
-		php_error_docref(NULL, E_ERROR, "Command exceeds the allowed length of %d bytes", cmd_max_len);
+		php_error_docref(NULL, E_ERROR, "Command exceeds the allowed length of %zu bytes", cmd_max_len);
 		return ZSTR_EMPTY_ALLOC();
 	}
 
@@ -371,7 +371,7 @@ PHPAPI zend_string *php_escape_shell_cmd(char *str)
 	ZSTR_VAL(cmd)[y] = '\0';
 
 	if (y > cmd_max_len + 1) {
-		php_error_docref(NULL, E_ERROR, "Escaped command exceeds the allowed length of %d bytes", cmd_max_len);
+		php_error_docref(NULL, E_ERROR, "Escaped command exceeds the allowed length of %zu bytes", cmd_max_len);
 		zend_string_release(cmd);
 		return ZSTR_EMPTY_ALLOC();
 	}
@@ -399,7 +399,7 @@ PHPAPI zend_string *php_escape_shell_arg(char *str)
 
 	/* max command line length - two single quotes - \0 byte length */
 	if (l > cmd_max_len - 2 - 1) {
-		php_error_docref(NULL, E_ERROR, "Argument exceeds the allowed length of %d bytes", cmd_max_len);
+		php_error_docref(NULL, E_ERROR, "Argument exceeds the allowed length of %zu bytes", cmd_max_len);
 		return ZSTR_EMPTY_ALLOC();
 	}
 
@@ -458,7 +458,7 @@ PHPAPI zend_string *php_escape_shell_arg(char *str)
 	ZSTR_VAL(cmd)[y] = '\0';
 
 	if (y > cmd_max_len + 1) {
-		php_error_docref(NULL, E_ERROR, "Escaped argument exceeds the allowed length of %d bytes", cmd_max_len);
+		php_error_docref(NULL, E_ERROR, "Escaped argument exceeds the allowed length of %zu bytes", cmd_max_len);
 		zend_string_release(cmd);
 		return ZSTR_EMPTY_ALLOC();
 	}