Doc: Removed references to beta version

Signed-off-by: Minos Galanakis <minos.galanakis@arm.com>
diff --git a/README.md b/README.md
index 69f2dcb..d3fb638 100644
--- a/README.md
+++ b/README.md
@@ -56,7 +56,7 @@
     ```
  to initialize and update the submodules before building.
 
-However, the official source release tarballs (e.g. [mbedtls-4.0.0-beta.tar.bz2](https://github.com/Mbed-TLS/mbedtls/releases/download/mbedtls-4.0.0-beta/mbedtls-4.0.0-beta.tar.bz2)) include the contents of the submodules.
+However, the official source release tarballs (e.g. [mbedtls-4.0.0.tar.bz2](https://github.com/Mbed-TLS/mbedtls/releases/download/mbedtls-4.0.0/mbedtls-4.0.0.tar.bz2)) include the contents of the submodules.
 
 ### Generated source files in the development branch
 
diff --git a/doxygen/input/doc_mainpage.h b/doxygen/input/doc_mainpage.h
index c1d0f36..4eda5ba 100644
--- a/doxygen/input/doc_mainpage.h
+++ b/doxygen/input/doc_mainpage.h
@@ -10,7 +10,7 @@
  */
 
 /**
- * @mainpage Mbed TLS v4.0.0-beta API Documentation
+ * @mainpage Mbed TLS v4.0.0 API Documentation
  *
  * This documentation describes the application programming interface (API)
  * of Mbed TLS.
diff --git a/doxygen/mbedtls.doxyfile b/doxygen/mbedtls.doxyfile
index 00e64d0..80e459c 100644
--- a/doxygen/mbedtls.doxyfile
+++ b/doxygen/mbedtls.doxyfile
@@ -1,4 +1,4 @@
-PROJECT_NAME           = "Mbed TLS v4.0.0-beta"
+PROJECT_NAME           = "Mbed TLS v4.0.0"
 OUTPUT_DIRECTORY       = ../apidoc/
 FULL_PATH_NAMES        = NO
 OPTIMIZE_OUTPUT_FOR_C  = YES