diff --git a/.travis.yml b/.travis.yml
index 974dec10..0fc522b7 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -76,14 +76,14 @@ matrix:
         - BUILD_TYPE="Release"
         - WITH_VALGRIND=1
 
-          #- name: "Ubuntu 20.04 - gcc-9.3 (Release+Sanitizers)"
-          #  os: linux
-          #  dist: focal
-          #  sudo: required
-          #  compiler: gcc
-          #  env:
-          #    - BUILD_TYPE="Release"
-          #    - WITH_SANITIZERS=1
+    - name: "Ubuntu 20.04 - gcc-9.3 (Release+Sanitizers)"
+      os: linux
+      dist: focal
+      sudo: required
+      compiler: gcc
+      env:
+        - BUILD_TYPE="Release"
+        - WITH_SANITIZERS=1
 
     - name: "macOS 10.14 - XCode 11.3 (Release)"
       os: osx