diff --git a/CMakeLists.txt b/CMakeLists.txt
index b7803f43..7dc5ea3a 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -61,7 +61,7 @@ if(CMAKE_Fortran_COMPILER_ID MATCHES "^(Intel|IntelLLVM)$")
   set(fortran_8_flags "-i8 -r8")
 elseif(CMAKE_Fortran_COMPILER_ID MATCHES "^(GNU)$")
   set(CMAKE_Fortran_FLAGS "-g -fbacktrace -cpp ${CMAKE_Fortran_FLAGS}")
-  set(CMAKE_Fortran_FLAGS_DEBUG "-O0 -ggdb -Wall -Wno-unused-dummy-argument -Wsurprising -Wextra -fcheck=all")
+  set(CMAKE_Fortran_FLAGS_DEBUG "-O0 -ggdb -Wall -Wno-unused-dummy-argument -Wsurprising -Wextra -fcheck=all -fno-bounds-check")
   set(fortran_d_flags "-fdefault-real-8")
   set(fortran_8_flags "-fdefault-integer-8 -fdefault-real-8")
   if(${CMAKE_Fortran_COMPILER_VERSION} VERSION_GREATER_EQUAL 10)