diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index ad9177ca..241a1970 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -64,24 +64,24 @@ set(znc_include_dirs
 	"$<BUILD_INTERFACE:${PROJECT_SOURCE_DIR}/include>"
 	"$<BUILD_INTERFACE:${PROJECT_BINARY_DIR}/include>"
 	"$<INSTALL_INTERFACE:${CMAKE_INSTALL_FULL_INCLUDEDIR}>")
-target_link_libraries(znclib ${CMAKE_DL_LIBS} Threads::Threads)
+target_link_libraries(znclib PRIVATE ${CMAKE_DL_LIBS} Threads::Threads)
 if(OPENSSL_FOUND)
-	target_link_libraries(znclib ${OPENSSL_LIBRARIES})
+	target_link_libraries(znclib PUBLIC ${OPENSSL_LIBRARIES})
 	list(APPEND znc_include_dirs "${OPENSSL_INCLUDE_DIR}")
 endif()
 if(ZLIB_FOUND)
-	target_link_libraries(znclib ${ZLIB_LIBRARIES})
+	target_link_libraries(znclib PRIVATE ${ZLIB_LIBRARIES})
 	list(APPEND znc_include_dirs ${ZLIB_INCLUDE_DIRS})
 endif()
 if(ICU_FOUND)
-	target_link_libraries(znclib ${ICU_LDFLAGS})
+	target_link_libraries(znclib PUBLIC ${ICU_LDFLAGS})
 	list(APPEND znc_include_dirs ${ICU_INCLUDE_DIRS})
 endif()
 if(Boost_FOUND)
-	target_link_libraries(znclib ${Boost_LIBRARIES})
+	target_link_libraries(znclib PRIVATE ${Boost_LIBRARIES})
 	list(APPEND znc_include_dirs ${Boost_INCLUDE_DIRS})
 endif()
-target_link_libraries(znclib cctz::cctz)
+target_link_libraries(znclib PRIVATE cctz::cctz)
 target_include_directories(znc PUBLIC ${znc_include_dirs})
 target_include_directories(znclib PUBLIC ${znc_include_dirs})