diff --git a/tools/travis-ci.sh b/tools/travis-ci.sh
index fa57d35..a53fc37 100644
--- a/tools/travis-ci.sh
+++ b/tools/travis-ci.sh
@@ -51,13 +51,17 @@ if [[ $CXX == *"clang"* ]]; then
   ASAN_OPTIONS=verbosity=1:abort_on_error=1
 
   # Build the test suite with various sanitizers:
-  # - ASan (LSan):
-  echo "Building with address sanitizer..."
-  CMAKE_CXX_FLAGS="-fsanitize=address -fno-omit-frame-pointer"
-  renew_build
+  if [ $WITH_AWAIT != "ON" ]; then
+    # - ASan (LSan):
+    echo "Building with address sanitizer..."
+    CMAKE_CXX_FLAGS="-fsanitize=address -fno-omit-frame-pointer"
+    renew_build
 
-  ninja -j2
-  ctest --verbose
+    ninja -j2
+    ctest --verbose
+  else
+    echo "Skipping ASan testing because we build with coroutine support...";
+  fi
 
   # - UBSan:
   echo "Building with undefined behaviour sanitizer..."