diff --git a/src/CMakeLists.txt b/src/CMakeLists.txt
index 73d3f42..82cb34e 100644
--- a/src/CMakeLists.txt
+++ b/src/CMakeLists.txt
@@ -19,4 +19,6 @@ install(TARGETS prozilla EXPORT libprozillaTargets
   LIBRARY DESTINATION "${CMAKE_INSTALL_LIBDIR}"
   RUNTIME DESTINATION "${CMAKE_INSTALL_BINDIR}"
   INCLUDES DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/prozilla")
-install(FILES prozilla.h common.h netrc.h DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/prozilla")
+install(DIRECTORY "${CMAKE_CURRENT_SOURCE_DIR}/"
+  DESTINATION "${CMAKE_INSTALL_INCLUDEDIR}/prozilla"
+  FILES_MATCHING PATTERN "*.h")