diff --git a/.ci/script.sh b/.ci/script.sh
index d243f0b..38fe81a 100755
--- a/.ci/script.sh
+++ b/.ci/script.sh
@@ -13,9 +13,17 @@ mkdir build
 cd build
 
 if [ $BUILD_NAME = TRUSTY_GCC_DEBUG ]; then
-  cmake "-DCMAKE_BUILD_TYPE=${BUILD_TYPE}" "-DLLVM_DIR=${LLVM_DIR}" "-DCODECOV=ON" ..
+  cmake .. \
+    "-DCMAKE_BUILD_TYPE=${BUILD_TYPE}" \
+    "-DCHIMERA_TREAT_WARNINGS_AS_ERRORS=ON" \
+    "-DLLVM_DIR=${LLVM_DIR}" \
+    "-DCODECOV=ON"
 else
-  cmake "-DCMAKE_BUILD_TYPE=${BUILD_TYPE}" "-DLLVM_DIR=${LLVM_DIR}" "-DCODECOV=OFF" ..
+  cmake .. \
+    "-DCMAKE_BUILD_TYPE=${BUILD_TYPE}" \
+    "-DCHIMERA_TREAT_WARNINGS_AS_ERRORS=ON" \
+    "-DLLVM_DIR=${LLVM_DIR}" \
+    "-DCODECOV=OFF"
 fi
 
 if [ "$OS_NAME" = "linux" ] && [ $(lsb_release -sc) = "bionic" ]; then
diff --git a/CMakeLists.txt b/CMakeLists.txt
index dbf2104..c88ea81 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -17,6 +17,13 @@ set(CHIMERA_VERSION
   ${CHIMERA_MAJOR_VERSION}.${CHIMERA_MINOR_VERSION}.${CHIMERA_PATCH_VERSION}
 )
 
+# Compiler options
+option(CHIMERA_TREAT_WARNINGS_AS_ERRORS "Treat warnings as errors" OFF)
+if(CHIMERA_TREAT_WARNINGS_AS_ERRORS)
+  # Works for GCC and Clang
+  add_definitions(-Werror)
+endif()
+
 # Preset for code formatting
 include(ClangFormat)
 clang_format_setup()