diff --git a/CMakeLists.txt b/CMakeLists.txt
index 44e39a33..fa61485d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,29 +5,29 @@ file(GLOB COMPONENT_SRCS csrc/*.c)
 file(GLOB COMPONENT_HDRS csrc/*.h)
 
 if(COMMAND idf_component_register)
-    idf_component_register(SRCS "${COMPONENT_SRCS}" INCLUDE_DIRS csrc)
-    return()
+        idf_component_register(SRCS "${COMPONENT_SRCS}" INCLUDE_DIRS csrc)
+        return()
 endif()
 
 project(u8g2)
 
 if(COMMAND register_component)
-    set(COMPONENT_NAME ".")
-    register_component()
+        set(COMPONENT_NAME ".")
+        register_component()
 else()
-    add_library(u8g2 ${COMPONENT_SRCS})
-    target_include_directories(u8g2 PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/csrc>" "$<INSTALL_INTERFACE:include>")
+        add_library(u8g2 ${COMPONENT_SRCS})
+        target_include_directories(u8g2 PUBLIC "$<BUILD_INTERFACE:${CMAKE_CURRENT_LIST_DIR}/csrc>" "$<INSTALL_INTERFACE:include>")
 endif()
 
 install(TARGETS u8g2
-    EXPORT u8g2-targets
-    ARCHIVE DESTINATION lib)
+        EXPORT u8g2-targets
+        ARCHIVE DESTINATION lib)
 
 install(FILES ${COMPONENT_HDRS}
-    DESTINATION include/u8g2)
+        DESTINATION include/u8g2)
 
 install(EXPORT u8g2-targets
-    DESTINATION lib/cmake/u8g2)
+        DESTINATION lib/cmake/u8g2)
 
 install(FILES ${u8g2_SOURCE_DIR}/pkg/u8g2-config.cmake
-    DESTINATION lib/cmake/u8g2)
+        DESTINATION lib/cmake/u8g2)