diff --git a/CMakeLists.txt b/CMakeLists.txt
index a4ed541..14dc89c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -1114,6 +1114,7 @@
         set(HAVE_IBUS_IBUS_H TRUE)
         include_directories(${IBUS_INCLUDE_DIRS})
         list(APPEND EXTRA_LIBS ${IBUS_LIBRARIES})
+        add_definitions(-DSDL_USE_IME)
       endif()
       if(HAVE_LIBUNWIND_H)
         # We've already found the header, so REQUIRE the lib to be present
diff --git a/configure b/configure
index a4176da..c56d09a 100755
--- a/configure
+++ b/configure
@@ -22731,7 +22731,7 @@
 
 $as_echo "#define SDL_USE_IME 1" >>confdefs.h
 
-            SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
+        SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
     fi
 }
 
diff --git a/configure.ac b/configure.ac
index 1981702..63350e9 100644
--- a/configure.ac
+++ b/configure.ac
@@ -2602,7 +2602,7 @@
                   , enable_ime=yes)
     if test x$enable_ime = xyes; then
         AC_DEFINE(SDL_USE_IME, 1, [ ])
-            SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
+        SOURCES="$SOURCES $srcdir/src/core/linux/SDL_ime.c"
     fi
 }