diff --git a/libtiledbsoma/CMakeLists.txt b/libtiledbsoma/CMakeLists.txt
index a1a0de14a6..a055d71cd2 100644
--- a/libtiledbsoma/CMakeLists.txt
+++ b/libtiledbsoma/CMakeLists.txt
@@ -187,6 +187,10 @@ if(MSVC)
 else()
   add_compile_options(-Wall -Wextra)
 
+  if(TILEDBSOMA_ENABLE_WERROR)
+    add_compile_options(-Werror)
+  endif()
+
   # Build-specific flags
   if(CMAKE_BUILD_TYPE MATCHES "Debug")
     add_compile_options(-DDEBUG -O0 -g3 -ggdb3 -gdwarf-3)