diff --git a/test/src/math/CMakeLists.txt b/test/src/math/CMakeLists.txt
index e0c45b8..8764d57 100644
--- a/test/src/math/CMakeLists.txt
+++ b/test/src/math/CMakeLists.txt
@@ -3,7 +3,7 @@
 function(add_fp_unittest name)
   cmake_parse_arguments(
     "MATH_UNITTEST"
-    "NEED_MPFR" # No optional arguments
+    "NEED_MPFR" # Optional arguments
     "" # Single value arguments
     "" # Multi-value arguments
     ${ARGN}