3 files changed, 3 insertions, 3 deletions
diff --git a/CryptoPkg/Include/Library/BaseCryptLib.h b/CryptoPkg/Include/Library/BaseCryptLib.h
index da32bb2444..8fe303a0b3 100644
--- a/CryptoPkg/Include/Library/BaseCryptLib.h
+++ b/CryptoPkg/Include/Library/BaseCryptLib.h
@@ -3135,7 +3135,7 @@ RandomBytes (
   @param[in]   SaltSize         Salt size in bytes.
   @param[in]   Info             Pointer to the application specific info.
   @param[in]   InfoSize         Info size in bytes.
-  @param[Out]  Out              Pointer to buffer to receive hkdf value.
+  @param[out]  Out              Pointer to buffer to receive hkdf value.
   @param[in]   OutSize          Size of hkdf bytes to generate.
 
   @retval TRUE   Hkdf generated successfully.
diff --git a/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdf.c b/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdf.c
index f0fcef211d..3a827dadfc 100644
--- a/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdf.c
+++ b/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdf.c
@@ -19,7 +19,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
   @param[in]   SaltSize         Salt size in bytes.
   @param[in]   Info             Pointer to the application specific info.
   @param[in]   InfoSize         Info size in bytes.
-  @param[Out]  Out              Pointer to buffer to receive hkdf value.
+  @param[out]  Out              Pointer to buffer to receive hkdf value.
   @param[in]   OutSize          Size of hkdf bytes to generate.
 
   @retval TRUE   Hkdf generated successfully.
diff --git a/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdfNull.c b/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdfNull.c
index 73deb5bc36..19d795a4cc 100644
--- a/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdfNull.c
+++ b/CryptoPkg/Library/BaseCryptLib/Kdf/CryptHkdfNull.c
@@ -18,7 +18,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent
   @param[in]   SaltSize         Salt size in bytes.
   @param[in]   Info             Pointer to the application specific info.
   @param[in]   InfoSize         Info size in bytes.
-  @param[Out]  Out              Pointer to buffer to receive hkdf value.
+  @param[out]  Out              Pointer to buffer to receive hkdf value.
   @param[in]   OutSize          Size of hkdf bytes to generate.
 
   @retval TRUE   Hkdf generated successfully.