diff --git a/docs/INTERNALS.md b/docs/INTERNALS.md
index 9cd9bdc633..8f9bf27c2e 100644
--- a/docs/INTERNALS.md
+++ b/docs/INTERNALS.md
@@ -19,7 +19,7 @@ supply a stdint.h header file that defines C99-style fixed-width integer types
 like uint32_t.
 
 We write libcurl to build and work with lots of third party tools, and we
-want it to remain functional and buildable with these and higher versions
+want it to remain functional and buildable with these and greater versions
 (lower versions may still work but is not what we work hard to maintain):
 
 ## Dependencies
diff --git a/lib/curl_setup.h b/lib/curl_setup.h
index 29231b8f33..c51b08b05e 100644
--- a/lib/curl_setup.h
+++ b/lib/curl_setup.h
@@ -187,7 +187,7 @@
 #endif
 
 /*
- * AIX 4.3 and higher needs _THREAD_SAFE defined to build
+ * AIX 4.3 and greater needs _THREAD_SAFE defined to build
  * proper reentrant code. Others may also need it.
  */
 #ifdef NEED_THREAD_SAFE