diff --git a/CMakeLists.txt b/CMakeLists.txt
index 25bc973f5..1b80e7c95 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -46,6 +46,7 @@ if (FASTGLTF_DOWNLOAD_SIMDJSON)
     target_compile_features(fastgltf_simdjson PUBLIC cxx_std_17)
     target_include_directories(fastgltf_simdjson PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/simdjson> $<INSTALL_INTERFACE:include>)
     compiler_flags(TARGET fastgltf_simdjson)
+    enable_debug_inlining(TARGET fastgltf_simdjson)
 
     install(
         FILES simdjson/simdjson.h
diff --git a/cmake/compiler_flags.cmake b/cmake/compiler_flags.cmake
index c60b0c3fc..a4c675ce5 100644
--- a/cmake/compiler_flags.cmake
+++ b/cmake/compiler_flags.cmake
@@ -9,8 +9,22 @@ macro(compiler_flags)
     # cpuid, meaning no architecture flags or other compile flags need to be passed.
     # See https://github.com/simdjson/simdjson/blob/master/doc/implementation-selection.md.
     if (MSVC)
-        target_compile_options(${PARAM_TARGET} PRIVATE /EHsc $<$<CONFIG:RELEASE>:/O2 /Ob2 /Ot>)
+        target_compile_options(${PARAM_TARGET} PRIVATE /EHsc $<$<CONFIG:RELEASE>:/O2 /Ob3 /Ot>)
     elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
         target_compile_options(${PARAM_TARGET} PRIVATE $<$<CONFIG:RELEASE>:-O3>)
     endif()
 endmacro()
+
+macro(enable_debug_inlining)
+    cmake_parse_arguments(PARAM "" "TARGET" "" ${ARGN})
+
+    if (PARAM_TARGET STREQUAL "" OR NOT TARGET ${PARAM_TARGET})
+        return()
+    endif()
+
+    if (MSVC)
+        target_compile_options(${PARAM_TARGET} PRIVATE $<$<CONFIG:DEBUG>:/Ob2>)
+    elseif(CMAKE_CXX_COMPILER_ID STREQUAL "Clang" OR CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
+        target_compile_options(${PARAM_TARGET} PRIVATE $<$<CONFIG:DEBUG>:-finline-functions>)
+    endif()
+endmacro()
diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index b7f031532..da2c10027 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -3,6 +3,7 @@ add_library(fastgltf::fastgltf ALIAS fastgltf)
 target_include_directories(fastgltf PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}> $<INSTALL_INTERFACE:include>)
 target_compile_features(fastgltf PUBLIC cxx_std_17)
 compiler_flags(TARGET fastgltf)
+enable_debug_inlining(TARGET fastgltf_simdjson)
 
 set_target_properties(fastgltf PROPERTIES WINDOWS_EXPORT_ALL_SYMBOLS YES)