diff --git a/library/padlock.h b/library/padlock.h
index 1506ee0..b5f0d7d 100644
--- a/library/padlock.h
+++ b/library/padlock.h
@@ -69,7 +69,7 @@
  *
  * \return         non-zero if CPU has support for the feature, 0 otherwise
  */
-int mbedtls_padlock_has_support( int feature );
+int mbedtls_padlock_has_support(int feature);
 
 /**
  * \brief          Internal PadLock AES-ECB block en(de)cryption
@@ -84,10 +84,10 @@
  *
  * \return         0 if success, 1 if operation failed
  */
-int mbedtls_padlock_xcryptecb( mbedtls_aes_context *ctx,
-                               int mode,
-                               const unsigned char input[16],
-                               unsigned char output[16] );
+int mbedtls_padlock_xcryptecb(mbedtls_aes_context *ctx,
+                              int mode,
+                              const unsigned char input[16],
+                              unsigned char output[16]);
 
 /**
  * \brief          Internal PadLock AES-CBC buffer en(de)cryption
@@ -104,12 +104,12 @@
  *
  * \return         0 if success, 1 if operation failed
  */
-int mbedtls_padlock_xcryptcbc( mbedtls_aes_context *ctx,
-                               int mode,
-                               size_t length,
-                               unsigned char iv[16],
-                               const unsigned char *input,
-                               unsigned char *output );
+int mbedtls_padlock_xcryptcbc(mbedtls_aes_context *ctx,
+                              int mode,
+                              size_t length,
+                              unsigned char iv[16],
+                              const unsigned char *input,
+                              unsigned char *output);
 
 #ifdef __cplusplus
 }