diff --git a/CMakeLists.txt b/CMakeLists.txt
index d2d425d..a3322cb 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -31,3 +31,8 @@ add_executable(minisign
 target_link_libraries(minisign ${LIB_SODIUM})
 
 install(TARGETS minisign DESTINATION bin)
+
+include(GNUInstallDirs)
+
+install(FILES "share/man/man1/minisign.1"
+        DESTINATION "${CMAKE_INSTALL_MANDIR}/man1" COMPONENT doc)