diff --git a/modules/liblc3/CMakeLists.txt b/modules/liblc3/CMakeLists.txt
index 2499445c3c6..275d11cb878 100644
--- a/modules/liblc3/CMakeLists.txt
+++ b/modules/liblc3/CMakeLists.txt
@@ -20,6 +20,9 @@ endif()
 
 zephyr_include_directories(
 	${ZEPHYR_LIBLC3_MODULE_DIR}/include
+)
+
+zephyr_library_include_directories(
 	${ZEPHYR_LIBLC3_MODULE_DIR}/src
 )