diff --git a/src/gui/curses/CMakeLists.txt b/src/gui/curses/CMakeLists.txt
index 90ac69f46..749f0ef55 100644
--- a/src/gui/curses/CMakeLists.txt
+++ b/src/gui/curses/CMakeLists.txt
@@ -36,6 +36,10 @@ IF(NCURSES_FOUND)
   LIST(APPEND EXTRA_LIBS ${NCURSES_LIBRARY})
 ENDIF(NCURSES_FOUND)
 
+IF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
+  LIST(APPEND EXTRA_LIBS "utf8")
+ENDIF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
+
 ADD_EXECUTABLE(${EXECUTABLE} ${WEECHAT_CURSES_SRC})
 INCLUDE_DIRECTORIES(.. ../../common ../../irc ../../plugins)
 TARGET_LINK_LIBRARIES(${EXECUTABLE} ${STATIC_LIBS} ${EXTRA_LIBS})
diff --git a/weechat/src/gui/curses/CMakeLists.txt b/weechat/src/gui/curses/CMakeLists.txt
index 90ac69f46..749f0ef55 100644
--- a/weechat/src/gui/curses/CMakeLists.txt
+++ b/weechat/src/gui/curses/CMakeLists.txt
@@ -36,6 +36,10 @@ IF(NCURSES_FOUND)
   LIST(APPEND EXTRA_LIBS ${NCURSES_LIBRARY})
 ENDIF(NCURSES_FOUND)
 
+IF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
+  LIST(APPEND EXTRA_LIBS "utf8")
+ENDIF(${CMAKE_SYSTEM_NAME} MATCHES "OpenBSD")
+
 ADD_EXECUTABLE(${EXECUTABLE} ${WEECHAT_CURSES_SRC})
 INCLUDE_DIRECTORIES(.. ../../common ../../irc ../../plugins)
 TARGET_LINK_LIBRARIES(${EXECUTABLE} ${STATIC_LIBS} ${EXTRA_LIBS})