diff --git a/README.md b/README.md
index 7cbab9aa..19a50903 100644
--- a/README.md
+++ b/README.md
@@ -49,6 +49,7 @@ subdirectory.
 For a detailed information on project compilation, testing and reuse please refer to
 [doc/INSTALL.md](doc/INSTALL.md).
 
+NOTE: This library as of now compiles correctly only with gcc-9.  
 
 ## Library design
 
@@ -61,4 +62,4 @@ For a detailed information on project compilation, testing and reuse please refe
 - 0.1.0 May 18, 2019
   - Initial library release
   - Begin semantic versioning
-  - The last version to work with gcc-8
\ No newline at end of file
+  - The last version to work with gcc-8
diff --git a/doc/INSTALL.md b/doc/INSTALL.md
index 8d937506..6f6e9f4e 100644
--- a/doc/INSTALL.md
+++ b/doc/INSTALL.md
@@ -2,8 +2,6 @@
 
 There are a few different ways of installing/reusing `units` in your project.
 
-NOTE: This library as of now compiles correctly only with gcc-8.  
-
 ## Copy
 
 As `units` is a header-only library you can simply copy `src/include` directory to