diff --git a/src/Common/CMakeLists.txt b/src/Common/CMakeLists.txt
index fc7d1a5..b41dad7 100644
--- a/src/Common/CMakeLists.txt
+++ b/src/Common/CMakeLists.txt
@@ -76,11 +76,11 @@
 )
 
 target_compile_options(gl_common
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
 target_link_libraries(gl_common
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_LINK_LIBRARIES}
 )
diff --git a/src/Device/CMakeLists.txt b/src/Device/CMakeLists.txt
index d7ca09c..8f5f234 100644
--- a/src/Device/CMakeLists.txt
+++ b/src/Device/CMakeLists.txt
@@ -69,7 +69,7 @@
 )
 
 target_compile_options(vk_device
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/Main/CMakeLists.txt b/src/Main/CMakeLists.txt
index 34731fd..c548a72 100644
--- a/src/Main/CMakeLists.txt
+++ b/src/Main/CMakeLists.txt
@@ -77,7 +77,7 @@
 )
 
 target_compile_options(gl_main
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/OpenGL/common/CMakeLists.txt b/src/OpenGL/common/CMakeLists.txt
index af00c37..61e838a 100644
--- a/src/OpenGL/common/CMakeLists.txt
+++ b/src/OpenGL/common/CMakeLists.txt
@@ -58,11 +58,11 @@
 )
 
 target_compile_options(libGLESCommon
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
 target_link_libraries(libGLESCommon
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_LINK_LIBRARIES}
 )
diff --git a/src/Pipeline/CMakeLists.txt b/src/Pipeline/CMakeLists.txt
index 992865d..a4ca0cf 100644
--- a/src/Pipeline/CMakeLists.txt
+++ b/src/Pipeline/CMakeLists.txt
@@ -99,7 +99,7 @@
 )
 
 target_compile_options(vk_pipeline
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/Reactor/CMakeLists.txt b/src/Reactor/CMakeLists.txt
index 965cbcc..eb9ac10 100644
--- a/src/Reactor/CMakeLists.txt
+++ b/src/Reactor/CMakeLists.txt
@@ -85,7 +85,7 @@
 )
 
 target_compile_options(ReactorSubzero
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
@@ -120,7 +120,7 @@
 )
 
 target_compile_options(ReactorLLVM
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/Renderer/CMakeLists.txt b/src/Renderer/CMakeLists.txt
index b3e166f..ae82434 100644
--- a/src/Renderer/CMakeLists.txt
+++ b/src/Renderer/CMakeLists.txt
@@ -83,7 +83,7 @@
 )
 
 target_compile_options(gl_renderer
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/Shader/CMakeLists.txt b/src/Shader/CMakeLists.txt
index 5d3242d..7d75f55 100644
--- a/src/Shader/CMakeLists.txt
+++ b/src/Shader/CMakeLists.txt
@@ -67,7 +67,7 @@
 )
 
 target_compile_options(gl_shader
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/src/System/CMakeLists.txt b/src/System/CMakeLists.txt
index bb5f305..09c4f49 100644
--- a/src/System/CMakeLists.txt
+++ b/src/System/CMakeLists.txt
@@ -65,6 +65,6 @@
 )
 
 target_compile_options(vk_system
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
diff --git a/src/WSI/CMakeLists.txt b/src/WSI/CMakeLists.txt
index 509eb6a..e395165 100644
--- a/src/WSI/CMakeLists.txt
+++ b/src/WSI/CMakeLists.txt
@@ -70,7 +70,7 @@
 )
 
 target_compile_options(vk_wsi
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
 
diff --git a/third_party/astc-encoder/CMakeLists.txt b/third_party/astc-encoder/CMakeLists.txt
index 300c08c..08b7e23 100644
--- a/third_party/astc-encoder/CMakeLists.txt
+++ b/third_party/astc-encoder/CMakeLists.txt
@@ -55,6 +55,6 @@
 )
 
 target_compile_options(astc-encoder
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
 )
diff --git a/third_party/subzero/CMakeLists.txt b/third_party/subzero/CMakeLists.txt
index 54d3d0f..70eb251 100644
--- a/third_party/subzero/CMakeLists.txt
+++ b/third_party/subzero/CMakeLists.txt
@@ -105,7 +105,7 @@
 )
 
 target_compile_options(subzero
-    PUBLIC
+    PRIVATE
         ${ROOT_PROJECT_COMPILE_OPTIONS}
         ${SUBZERO_COMPILE_OPTIONS}
 )