diff --git a/glslang/Public/ShaderLang.h b/glslang/Public/ShaderLang.h
index e44339db..814b8da3 100644
--- a/glslang/Public/ShaderLang.h
+++ b/glslang/Public/ShaderLang.h
@@ -301,7 +301,7 @@ typedef struct {
 
 //
 // ShHandle held by but opaque to the driver.  It is allocated,
-// managed, and de-allocated by the compiler/linker. It's contents
+// managed, and de-allocated by the compiler/linker. Its contents
 // are defined by and used by the compiler and linker.  For example,
 // symbol table information and object code passed from the compiler
 // to the linker can be stored where ShHandle points.
@@ -525,7 +525,7 @@ public:
     //                 See the definitions of TEnvironment, EShSource, EShLanguage,
     //                 and EShClient for choices and more detail.
     //
-    // setEnvClient:   The client that will be hosting the execution, and it's version.
+    // setEnvClient:   The client that will be hosting the execution, and its version.
     //                 Note 'version' is not the version of the languages involved, but
     //                 the version of the client environment.
     //                 Use EShClientNone and version of 0 if there is no client, e.g.