diff --git a/tests/suites/test_suite_common.function b/tests/suites/test_suite_common.function
index c508b11..8626a0b 100644
--- a/tests/suites/test_suite_common.function
+++ b/tests/suites/test_suite_common.function
@@ -1,7 +1,11 @@
 /* BEGIN_HEADER */
 #include "common.h"
 
-static void fill_arrays(unsigned char *a, unsigned char *b, unsigned char *r1, unsigned char *r2, size_t n)
+static void fill_arrays(unsigned char *a,
+                        unsigned char *b,
+                        unsigned char *r1,
+                        unsigned char *r2,
+                        size_t n)
 {
     for (size_t i = 0; i < n; i++) {
         a[i]  = (unsigned char) i * 3;
diff --git a/tests/suites/test_suite_x509parse.function b/tests/suites/test_suite_x509parse.function
index b017e68..9fc0e55 100644
--- a/tests/suites/test_suite_x509parse.function
+++ b/tests/suites/test_suite_x509parse.function
@@ -85,7 +85,8 @@
 
 #if defined(MBEDTLS_X509_CRL_PARSE_C) && \
     defined(MBEDTLS_X509_TRUSTED_CERTIFICATE_CALLBACK)
-static int ca_callback_fail(void *data, mbedtls_x509_crt const *child, mbedtls_x509_crt **candidates)
+static int ca_callback_fail(void *data, mbedtls_x509_crt const *child,
+                            mbedtls_x509_crt **candidates)
 {
     ((void) data);
     ((void) child);
@@ -421,8 +422,12 @@
 
 #if defined(MBEDTLS_X509_CSR_PARSE_C) && \
     !defined(MBEDTLS_X509_REMOVE_INFO)
-static int parse_csr_ext_accept_cb(void *p_ctx, mbedtls_x509_csr const *csr, mbedtls_x509_buf const *oid,
-                                   int critical, const unsigned char *cp, const unsigned char *end)
+static int parse_csr_ext_accept_cb(void *p_ctx,
+                                   mbedtls_x509_csr const *csr,
+                                   mbedtls_x509_buf const *oid,
+                                   int critical,
+                                   const unsigned char *cp,
+                                   const unsigned char *end)
 {
     (void) p_ctx;
     (void) csr;
@@ -434,8 +439,12 @@
     return 0;
 }
 
-static int parse_csr_ext_reject_cb(void *p_ctx, mbedtls_x509_csr const *csr, mbedtls_x509_buf const *oid,
-                                   int critical, const unsigned char *cp, const unsigned char *end)
+static int parse_csr_ext_reject_cb(void *p_ctx,
+                                   mbedtls_x509_csr const *csr,
+                                   mbedtls_x509_buf const *oid,
+                                   int critical,
+                                   const unsigned char *cp,
+                                   const unsigned char *end)
 {
     (void) p_ctx;
     (void) csr;