diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9c0d617..0282804 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -81,7 +81,9 @@ add_library(athena-core
     include/yaml.h
     include/utf8proc.h
 )
-target_include_directories(athena-core PUBLIC $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>)
+target_include_directories(athena-core PUBLIC
+                           $<BUILD_INTERFACE:${CMAKE_CURRENT_SOURCE_DIR}/include>
+                           $<BUILD_INTERFACE:${ZLIB_INCLUDE_DIR}>)
 target_link_libraries(athena-core PUBLIC athena-libyaml)
 
 add_library(athena-sakura EXCLUDE_FROM_ALL